Home / 65,253,885.71-90,052,673.20-35,887,491.23

Finding the Fourth Proportional to 65,253,885.71, 90,052,673.20 and 35,887,491.23

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Solution

The fourth proportional to 65,253,885.71, 90,052,673.20 and 35,887,491.23 is: 49,526,008.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,253,885.71 : 90,052,673.20 = 35,887,491.23 : x
  2. Step 2: Convert to fraction form
    65,253,885.71/90,052,673.20 = 35,887,491.23/x
  3. Step 3: Cross multiply
    65,253,885.71x = 90,052,673.20 × 35,887,491.23
  4. Step 4: Simplify right side
    65,253,885.71x = 3,231,764,519,163,074.50
  5. Step 5: Solve for x
    x = 3,231,764,519,163,074.50/65,253,885.71
  6. Step 6: Final answer
    x = 49,526,008.82

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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.