Home / 9,159,468.16-12,639,491.16-5,029,470.38

Finding the Fourth Proportional to 9,159,468.16, 12,639,491.16 and 5,029,470.38

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Solution

The fourth proportional to 9,159,468.16, 12,639,491.16 and 5,029,470.38 is: 6,940,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159,468.16 : 12,639,491.16 = 5,029,470.38 : x
  2. Step 2: Convert to fraction form
    9,159,468.16/12,639,491.16 = 5,029,470.38/x
  3. Step 3: Cross multiply
    9,159,468.16x = 12,639,491.16 × 5,029,470.38
  4. Step 4: Simplify right side
    9,159,468.16x = 63,569,946,439,090.57
  5. Step 5: Solve for x
    x = 63,569,946,439,090.57/9,159,468.16
  6. Step 6: Final answer
    x = 6,940,353.45

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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.