Home / 10,071,135.11-13,898,168.45-5,487,456.48

Finding the Fourth Proportional to 10,071,135.11, 13,898,168.45 and 5,487,456.48

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Solution

The fourth proportional to 10,071,135.11, 13,898,168.45 and 5,487,456.48 is: 7,572,691.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,135.11 : 13,898,168.45 = 5,487,456.48 : x
  2. Step 2: Convert to fraction form
    10,071,135.11/13,898,168.45 = 5,487,456.48/x
  3. Step 3: Cross multiply
    10,071,135.11x = 13,898,168.45 × 5,487,456.48
  4. Step 4: Simplify right side
    10,071,135.11x = 76,265,594,493,646.78
  5. Step 5: Solve for x
    x = 76,265,594,493,646.78/10,071,135.11
  6. Step 6: Final answer
    x = 7,572,691.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.