Home / 48,386,677.80-72,613,194.30-21,479,644.20

Finding the Fourth Proportional to 48,386,677.80, 72,613,194.30 and 21,479,644.20

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Solution

The fourth proportional to 48,386,677.80, 72,613,194.30 and 21,479,644.20 is: 32,234,194.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,677.80 : 72,613,194.30 = 21,479,644.20 : x
  2. Step 2: Convert to fraction form
    48,386,677.80/72,613,194.30 = 21,479,644.20/x
  3. Step 3: Cross multiply
    48,386,677.80x = 72,613,194.30 × 21,479,644.20
  4. Step 4: Simplify right side
    48,386,677.80x = 1,559,705,577,789,468
  5. Step 5: Solve for x
    x = 1,559,705,577,789,468/48,386,677.80
  6. Step 6: Final answer
    x = 32,234,194.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.