Home / 48,921,909.40-73,382,864.10-12,530,229.40

Finding the Fourth Proportional to 48,921,909.40, 73,382,864.10 and 12,530,229.40

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Solution

The fourth proportional to 48,921,909.40, 73,382,864.10 and 12,530,229.40 is: 18,795,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,921,909.40 : 73,382,864.10 = 12,530,229.40 : x
  2. Step 2: Convert to fraction form
    48,921,909.40/73,382,864.10 = 12,530,229.40/x
  3. Step 3: Cross multiply
    48,921,909.40x = 73,382,864.10 × 12,530,229.40
  4. Step 4: Simplify right side
    48,921,909.40x = 919,504,121,202,024.50
  5. Step 5: Solve for x
    x = 919,504,121,202,024.50/48,921,909.40
  6. Step 6: Final answer
    x = 18,795,344.10

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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.