Home / 8,734,142.85-12,052,848.55-5,472,755.88

Finding the Fourth Proportional to 8,734,142.85, 12,052,848.55 and 5,472,755.88

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Solution

The fourth proportional to 8,734,142.85, 12,052,848.55 and 5,472,755.88 is: 7,552,234.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734,142.85 : 12,052,848.55 = 5,472,755.88 : x
  2. Step 2: Convert to fraction form
    8,734,142.85/12,052,848.55 = 5,472,755.88/x
  3. Step 3: Cross multiply
    8,734,142.85x = 12,052,848.55 × 5,472,755.88
  4. Step 4: Simplify right side
    8,734,142.85x = 65,962,297,745,398.20
  5. Step 5: Solve for x
    x = 65,962,297,745,398.20/8,734,142.85
  6. Step 6: Final answer
    x = 7,552,234.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.