Home / 20,177,538.20-30,266,307.30-6,714,366.20

Finding the Fourth Proportional to 20,177,538.20, 30,266,307.30 and 6,714,366.20

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Solution

The fourth proportional to 20,177,538.20, 30,266,307.30 and 6,714,366.20 is: 10,071,549.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,538.20 : 30,266,307.30 = 6,714,366.20 : x
  2. Step 2: Convert to fraction form
    20,177,538.20/30,266,307.30 = 6,714,366.20/x
  3. Step 3: Cross multiply
    20,177,538.20x = 30,266,307.30 × 6,714,366.20
  4. Step 4: Simplify right side
    20,177,538.20x = 203,219,070,733,933.28
  5. Step 5: Solve for x
    x = 203,219,070,733,933.28/20,177,538.20
  6. Step 6: Final answer
    x = 10,071,549.30

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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.