Home / 52,119,048.42-78,179,174.55-15,727,753.98

Finding the Fourth Proportional to 52,119,048.42, 78,179,174.55 and 15,727,753.98

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Solution

The fourth proportional to 52,119,048.42, 78,179,174.55 and 15,727,753.98 is: 23,591,812.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,119,048.42 : 78,179,174.55 = 15,727,753.98 : x
  2. Step 2: Convert to fraction form
    52,119,048.42/78,179,174.55 = 15,727,753.98/x
  3. Step 3: Cross multiply
    52,119,048.42x = 78,179,174.55 × 15,727,753.98
  4. Step 4: Simplify right side
    52,119,048.42x = 1,229,582,823,681,877.25
  5. Step 5: Solve for x
    x = 1,229,582,823,681,877.25/52,119,048.42
  6. Step 6: Final answer
    x = 23,591,812.61

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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.