Home / 14,610,708.39-20,162,801.19-8,084,612.91

Finding the Fourth Proportional to 14,610,708.39, 20,162,801.19 and 8,084,612.91

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Solution

The fourth proportional to 14,610,708.39, 20,162,801.19 and 8,084,612.91 is: 11,156,778.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,610,708.39 : 20,162,801.19 = 8,084,612.91 : x
  2. Step 2: Convert to fraction form
    14,610,708.39/20,162,801.19 = 8,084,612.91/x
  3. Step 3: Cross multiply
    14,610,708.39x = 20,162,801.19 × 8,084,612.91
  4. Step 4: Simplify right side
    14,610,708.39x = 163,008,442,802,437.38
  5. Step 5: Solve for x
    x = 163,008,442,802,437.38/14,610,708.39
  6. Step 6: Final answer
    x = 11,156,778.88

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1.5x scale

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.