Home / 67,143,197.16-92,649,391.92-42,354,077.04

Finding the Fourth Proportional to 67,143,197.16, 92,649,391.92 and 42,354,077.04

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Solution

The fourth proportional to 67,143,197.16, 92,649,391.92 and 42,354,077.04 is: 58,443,441.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,143,197.16 : 92,649,391.92 = 42,354,077.04 : x
  2. Step 2: Convert to fraction form
    67,143,197.16/92,649,391.92 = 42,354,077.04/x
  3. Step 3: Cross multiply
    67,143,197.16x = 92,649,391.92 × 42,354,077.04
  4. Step 4: Simplify right side
    67,143,197.16x = 3,924,079,483,088,833.50
  5. Step 5: Solve for x
    x = 3,924,079,483,088,833.50/67,143,197.16
  6. Step 6: Final answer
    x = 58,443,441.02

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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.