Home / 9,487,636.40-13,092,781.92-5,136,687.92

Finding the Fourth Proportional to 9,487,636.40, 13,092,781.92 and 5,136,687.92

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Solution

The fourth proportional to 9,487,636.40, 13,092,781.92 and 5,136,687.92 is: 7,088,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487,636.40 : 13,092,781.92 = 5,136,687.92 : x
  2. Step 2: Convert to fraction form
    9,487,636.40/13,092,781.92 = 5,136,687.92/x
  3. Step 3: Cross multiply
    9,487,636.40x = 13,092,781.92 × 5,136,687.92
  4. Step 4: Simplify right side
    9,487,636.40x = 67,253,534,662,194.50
  5. Step 5: Solve for x
    x = 67,253,534,662,194.50/9,487,636.40
  6. Step 6: Final answer
    x = 7,088,544.70

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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.