Home / 67,669,313.76-93,383,747.52-36,729,490.08

Finding the Fourth Proportional to 67,669,313.76, 93,383,747.52 and 36,729,490.08

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Solution

The fourth proportional to 67,669,313.76, 93,383,747.52 and 36,729,490.08 is: 50,686,747.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,669,313.76 : 93,383,747.52 = 36,729,490.08 : x
  2. Step 2: Convert to fraction form
    67,669,313.76/93,383,747.52 = 36,729,490.08/x
  3. Step 3: Cross multiply
    67,669,313.76x = 93,383,747.52 × 36,729,490.08
  4. Step 4: Simplify right side
    67,669,313.76x = 3,429,937,428,169,064.50
  5. Step 5: Solve for x
    x = 3,429,937,428,169,064.50/67,669,313.76
  6. Step 6: Final answer
    x = 50,686,747.62

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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.