Home / 48,479,939.20-72,719,908.80-22,970,771.20

Finding the Fourth Proportional to 48,479,939.20, 72,719,908.80 and 22,970,771.20

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Solution

The fourth proportional to 48,479,939.20, 72,719,908.80 and 22,970,771.20 is: 34,456,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,479,939.20 : 72,719,908.80 = 22,970,771.20 : x
  2. Step 2: Convert to fraction form
    48,479,939.20/72,719,908.80 = 22,970,771.20/x
  3. Step 3: Cross multiply
    48,479,939.20x = 72,719,908.80 × 22,970,771.20
  4. Step 4: Simplify right side
    48,479,939.20x = 1,670,432,386,729,666.50
  5. Step 5: Solve for x
    x = 1,670,432,386,729,666.50/48,479,939.20
  6. Step 6: Final answer
    x = 34,456,156.80

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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.