Home / 48,992,539.20-73,488,808.80-20,229,115.20

Finding the Fourth Proportional to 48,992,539.20, 73,488,808.80 and 20,229,115.20

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Solution

The fourth proportional to 48,992,539.20, 73,488,808.80 and 20,229,115.20 is: 30,343,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,992,539.20 : 73,488,808.80 = 20,229,115.20 : x
  2. Step 2: Convert to fraction form
    48,992,539.20/73,488,808.80 = 20,229,115.20/x
  3. Step 3: Cross multiply
    48,992,539.20x = 73,488,808.80 × 20,229,115.20
  4. Step 4: Simplify right side
    48,992,539.20x = 1,486,613,579,125,973.75
  5. Step 5: Solve for x
    x = 1,486,613,579,125,973.75/48,992,539.20
  6. Step 6: Final answer
    x = 30,343,672.80

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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.