Home / 10,368,074.20-15,552,111.30-8,688,458.20

Finding the Fourth Proportional to 10,368,074.20, 15,552,111.30 and 8,688,458.20

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Solution

The fourth proportional to 10,368,074.20, 15,552,111.30 and 8,688,458.20 is: 13,032,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,074.20 : 15,552,111.30 = 8,688,458.20 : x
  2. Step 2: Convert to fraction form
    10,368,074.20/15,552,111.30 = 8,688,458.20/x
  3. Step 3: Cross multiply
    10,368,074.20x = 15,552,111.30 × 8,688,458.20
  4. Step 4: Simplify right side
    10,368,074.20x = 135,123,868,951,797.66
  5. Step 5: Solve for x
    x = 135,123,868,951,797.66/10,368,074.20
  6. Step 6: Final answer
    x = 13,032,687.30

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Similar ratio
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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.