Home / 15,744,080.70-21,727,251.27-8,868,152.70

Finding the Fourth Proportional to 15,744,080.70, 21,727,251.27 and 8,868,152.70

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Solution

The fourth proportional to 15,744,080.70, 21,727,251.27 and 8,868,152.70 is: 12,238,287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,744,080.70 : 21,727,251.27 = 8,868,152.70 : x
  2. Step 2: Convert to fraction form
    15,744,080.70/21,727,251.27 = 8,868,152.70/x
  3. Step 3: Cross multiply
    15,744,080.70x = 21,727,251.27 × 8,868,152.70
  4. Step 4: Simplify right side
    15,744,080.70x = 192,680,582,013,628.91
  5. Step 5: Solve for x
    x = 192,680,582,013,628.91/15,744,080.70
  6. Step 6: Final answer
    x = 12,238,287.24

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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.