Home / 49,639,287.60-74,465,929.80-15,557,079.60

Finding the Fourth Proportional to 49,639,287.60, 74,465,929.80 and 15,557,079.60

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Solution

The fourth proportional to 49,639,287.60, 74,465,929.80 and 15,557,079.60 is: 23,337,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,639,287.60 : 74,465,929.80 = 15,557,079.60 : x
  2. Step 2: Convert to fraction form
    49,639,287.60/74,465,929.80 = 15,557,079.60/x
  3. Step 3: Cross multiply
    49,639,287.60x = 74,465,929.80 × 15,557,079.60
  4. Step 4: Simplify right side
    49,639,287.60x = 1,158,472,397,386,612
  5. Step 5: Solve for x
    x = 1,158,472,397,386,612/49,639,287.60
  6. Step 6: Final answer
    x = 23,337,812.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.