Home / 64,124,081.28-96,187,522.24-38,586,453.12

Finding the Fourth Proportional to 64,124,081.28, 96,187,522.24 and 38,586,453.12

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Solution

The fourth proportional to 64,124,081.28, 96,187,522.24 and 38,586,453.12 is: 57,880,522.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,124,081.28 : 96,187,522.24 = 38,586,453.12 : x
  2. Step 2: Convert to fraction form
    64,124,081.28/96,187,522.24 = 38,586,453.12/x
  3. Step 3: Cross multiply
    64,124,081.28x = 96,187,522.24 × 38,586,453.12
  4. Step 4: Simplify right side
    64,124,081.28x = 3,711,535,317,642,717
  5. Step 5: Solve for x
    x = 3,711,535,317,642,717/64,124,081.28
  6. Step 6: Final answer
    x = 57,880,522.32

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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.