Home / 9,236,136.60-12,746,262.14-5,161,755.48

Finding the Fourth Proportional to 9,236,136.60, 12,746,262.14 and 5,161,755.48

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Solution

The fourth proportional to 9,236,136.60, 12,746,262.14 and 5,161,755.48 is: 7,123,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236,136.60 : 12,746,262.14 = 5,161,755.48 : x
  2. Step 2: Convert to fraction form
    9,236,136.60/12,746,262.14 = 5,161,755.48/x
  3. Step 3: Cross multiply
    9,236,136.60x = 12,746,262.14 × 5,161,755.48
  4. Step 4: Simplify right side
    9,236,136.60x = 65,793,088,450,661.54
  5. Step 5: Solve for x
    x = 65,793,088,450,661.54/9,236,136.60
  6. Step 6: Final answer
    x = 7,123,442.55

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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.