Home / 12,949,034.92-17,869,580.58-7,068,645.16

Finding the Fourth Proportional to 12,949,034.92, 17,869,580.58 and 7,068,645.16

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Solution

The fourth proportional to 12,949,034.92, 17,869,580.58 and 7,068,645.16 is: 9,754,682.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949,034.92 : 17,869,580.58 = 7,068,645.16 : x
  2. Step 2: Convert to fraction form
    12,949,034.92/17,869,580.58 = 7,068,645.16/x
  3. Step 3: Cross multiply
    12,949,034.92x = 17,869,580.58 × 7,068,645.16
  4. Step 4: Simplify right side
    12,949,034.92x = 126,313,724,278,046.98
  5. Step 5: Solve for x
    x = 126,313,724,278,046.98/12,949,034.92
  6. Step 6: Final answer
    x = 9,754,682.50

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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.