Home / 29,379,734.88-40,545,018.72-16,327,543.92

Finding the Fourth Proportional to 29,379,734.88, 40,545,018.72 and 16,327,543.92

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Solution

The fourth proportional to 29,379,734.88, 40,545,018.72 and 16,327,543.92 is: 22,532,557.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379,734.88 : 40,545,018.72 = 16,327,543.92 : x
  2. Step 2: Convert to fraction form
    29,379,734.88/40,545,018.72 = 16,327,543.92/x
  3. Step 3: Cross multiply
    29,379,734.88x = 40,545,018.72 × 16,327,543.92
  4. Step 4: Simplify right side
    29,379,734.88x = 662,000,573,888,022.12
  5. Step 5: Solve for x
    x = 662,000,573,888,022.12/29,379,734.88
  6. Step 6: Final answer
    x = 22,532,557.78

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1.5x scale

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.