Home / 65,080,493.20-89,810,834.24-35,712,317.28

Finding the Fourth Proportional to 65,080,493.20, 89,810,834.24 and 35,712,317.28

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Solution

The fourth proportional to 65,080,493.20, 89,810,834.24 and 35,712,317.28 is: 49,282,862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,080,493.20 : 89,810,834.24 = 35,712,317.28 : x
  2. Step 2: Convert to fraction form
    65,080,493.20/89,810,834.24 = 35,712,317.28/x
  3. Step 3: Cross multiply
    65,080,493.20x = 89,810,834.24 × 35,712,317.28
  4. Step 4: Simplify right side
    65,080,493.20x = 3,207,353,007,560,367.50
  5. Step 5: Solve for x
    x = 3,207,353,007,560,367.50/65,080,493.20
  6. Step 6: Final answer
    x = 49,282,862.65

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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.