Home / 15,843,784.26-21,864,959.70-8,874,760.52

Finding the Fourth Proportional to 15,843,784.26, 21,864,959.70 and 8,874,760.52

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Solution

The fourth proportional to 15,843,784.26, 21,864,959.70 and 8,874,760.52 is: 12,247,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,843,784.26 : 21,864,959.70 = 8,874,760.52 : x
  2. Step 2: Convert to fraction form
    15,843,784.26/21,864,959.70 = 8,874,760.52/x
  3. Step 3: Cross multiply
    15,843,784.26x = 21,864,959.70 × 8,874,760.52
  4. Step 4: Simplify right side
    15,843,784.26x = 194,046,281,116,951.03
  5. Step 5: Solve for x
    x = 194,046,281,116,951.03/15,843,784.26
  6. Step 6: Final answer
    x = 12,247,470.55

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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.