Home / 87,264,626.16-120,425,548.73-48,105,543.72

Finding the Fourth Proportional to 87,264,626.16, 120,425,548.73 and 48,105,543.72

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Solution

The fourth proportional to 87,264,626.16, 120,425,548.73 and 48,105,543.72 is: 66,385,851.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,264,626.16 : 120,425,548.73 = 48,105,543.72 : x
  2. Step 2: Convert to fraction form
    87,264,626.16/120,425,548.73 = 48,105,543.72/x
  3. Step 3: Cross multiply
    87,264,626.16x = 120,425,548.73 × 48,105,543.72
  4. Step 4: Simplify right side
    87,264,626.16x = 5,793,136,499,436,006
  5. Step 5: Solve for x
    x = 5,793,136,499,436,006/87,264,626.16
  6. Step 6: Final answer
    x = 66,385,851.34

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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.