Home / 60,428,896.24-90,670,138.08-31,668,193.84

Finding the Fourth Proportional to 60,428,896.24, 90,670,138.08 and 31,668,193.84

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Solution

The fourth proportional to 60,428,896.24, 90,670,138.08 and 31,668,193.84 is: 47,516,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,428,896.24 : 90,670,138.08 = 31,668,193.84 : x
  2. Step 2: Convert to fraction form
    60,428,896.24/90,670,138.08 = 31,668,193.84/x
  3. Step 3: Cross multiply
    60,428,896.24x = 90,670,138.08 × 31,668,193.84
  4. Step 4: Simplify right side
    60,428,896.24x = 2,871,359,508,217,005.50
  5. Step 5: Solve for x
    x = 2,871,359,508,217,005.50/60,428,896.24
  6. Step 6: Final answer
    x = 47,516,332.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.