Home / 29,147,010.30-43,720,515.45-13,997,288.70

Finding the Fourth Proportional to 29,147,010.30, 43,720,515.45 and 13,997,288.70

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Solution

The fourth proportional to 29,147,010.30, 43,720,515.45 and 13,997,288.70 is: 20,995,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147,010.30 : 43,720,515.45 = 13,997,288.70 : x
  2. Step 2: Convert to fraction form
    29,147,010.30/43,720,515.45 = 13,997,288.70/x
  3. Step 3: Cross multiply
    29,147,010.30x = 43,720,515.45 × 13,997,288.70
  4. Step 4: Simplify right side
    29,147,010.30x = 611,968,676,866,460.38
  5. Step 5: Solve for x
    x = 611,968,676,866,460.38/29,147,010.30
  6. Step 6: Final answer
    x = 20,995,933.05

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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.