Home / 8,862,080.70-13,293,121.05-7,586,622.30

Finding the Fourth Proportional to 8,862,080.70, 13,293,121.05 and 7,586,622.30

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Solution

The fourth proportional to 8,862,080.70, 13,293,121.05 and 7,586,622.30 is: 11,379,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862,080.70 : 13,293,121.05 = 7,586,622.30 : x
  2. Step 2: Convert to fraction form
    8,862,080.70/13,293,121.05 = 7,586,622.30/x
  3. Step 3: Cross multiply
    8,862,080.70x = 13,293,121.05 × 7,586,622.30
  4. Step 4: Simplify right side
    8,862,080.70x = 100,849,888,594,529.42
  5. Step 5: Solve for x
    x = 100,849,888,594,529.42/8,862,080.70
  6. Step 6: Final answer
    x = 11,379,933.45

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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.