Home / 15,996,753.72-23,997,618.90-5,211,543.78

Finding the Fourth Proportional to 15,996,753.72, 23,997,618.90 and 5,211,543.78

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Solution

The fourth proportional to 15,996,753.72, 23,997,618.90 and 5,211,543.78 is: 7,818,126.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996,753.72 : 23,997,618.90 = 5,211,543.78 : x
  2. Step 2: Convert to fraction form
    15,996,753.72/23,997,618.90 = 5,211,543.78/x
  3. Step 3: Cross multiply
    15,996,753.72x = 23,997,618.90 × 5,211,543.78
  4. Step 4: Simplify right side
    15,996,753.72x = 125,064,641,513,105.44
  5. Step 5: Solve for x
    x = 125,064,641,513,105.44/15,996,753.72
  6. Step 6: Final answer
    x = 7,818,126.33

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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.