Home / 21,541,683.52-29,727,619.68-11,752,098.04

Finding the Fourth Proportional to 21,541,683.52, 29,727,619.68 and 11,752,098.04

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Solution

The fourth proportional to 21,541,683.52, 29,727,619.68 and 11,752,098.04 is: 16,217,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,541,683.52 : 29,727,619.68 = 11,752,098.04 : x
  2. Step 2: Convert to fraction form
    21,541,683.52/29,727,619.68 = 11,752,098.04/x
  3. Step 3: Cross multiply
    21,541,683.52x = 29,727,619.68 × 11,752,098.04
  4. Step 4: Simplify right side
    21,541,683.52x = 349,361,900,975,193.38
  5. Step 5: Solve for x
    x = 349,361,900,975,193.38/21,541,683.52
  6. Step 6: Final answer
    x = 16,217,947.90

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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.