Home / 30,522,080.70-45,783,121.05-26,412,270.30

Finding the Fourth Proportional to 30,522,080.70, 45,783,121.05 and 26,412,270.30

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Solution

The fourth proportional to 30,522,080.70, 45,783,121.05 and 26,412,270.30 is: 39,618,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,522,080.70 : 45,783,121.05 = 26,412,270.30 : x
  2. Step 2: Convert to fraction form
    30,522,080.70/45,783,121.05 = 26,412,270.30/x
  3. Step 3: Cross multiply
    30,522,080.70x = 45,783,121.05 × 26,412,270.30
  4. Step 4: Simplify right side
    30,522,080.70x = 1,209,236,168,350,219.75
  5. Step 5: Solve for x
    x = 1,209,236,168,350,219.75/30,522,080.70
  6. Step 6: Final answer
    x = 39,618,405.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.