Home / 64,124,086.28-96,187,529.74-38,586,458.12

Finding the Fourth Proportional to 64,124,086.28, 96,187,529.74 and 38,586,458.12

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Solution

The fourth proportional to 64,124,086.28, 96,187,529.74 and 38,586,458.12 is: 57,880,529.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,124,086.28 : 96,187,529.74 = 38,586,458.12 : x
  2. Step 2: Convert to fraction form
    64,124,086.28/96,187,529.74 = 38,586,458.12/x
  3. Step 3: Cross multiply
    64,124,086.28x = 96,187,529.74 × 38,586,458.12
  4. Step 4: Simplify right side
    64,124,086.28x = 3,711,536,087,978,764
  5. Step 5: Solve for x
    x = 3,711,536,087,978,764/64,124,086.28
  6. Step 6: Final answer
    x = 57,880,529.82

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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.