Home / 22,053,272.33-30,429,056.08-12,884,143.61

Finding the Fourth Proportional to 22,053,272.33, 30,429,056.08 and 12,884,143.61

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Solution

The fourth proportional to 22,053,272.33, 30,429,056.08 and 12,884,143.61 is: 17,777,512.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053,272.33 : 30,429,056.08 = 12,884,143.61 : x
  2. Step 2: Convert to fraction form
    22,053,272.33/30,429,056.08 = 12,884,143.61/x
  3. Step 3: Cross multiply
    22,053,272.33x = 30,429,056.08 × 12,884,143.61
  4. Step 4: Simplify right side
    22,053,272.33x = 392,052,328,451,463.62
  5. Step 5: Solve for x
    x = 392,052,328,451,463.62/22,053,272.33
  6. Step 6: Final answer
    x = 17,777,512.68

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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.