Home / 67,665,470.16-93,378,439.56-36,725,631.24

Finding the Fourth Proportional to 67,665,470.16, 93,378,439.56 and 36,725,631.24

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Solution

The fourth proportional to 67,665,470.16, 93,378,439.56 and 36,725,631.24 is: 50,681,420.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,665,470.16 : 93,378,439.56 = 36,725,631.24 : x
  2. Step 2: Convert to fraction form
    67,665,470.16/93,378,439.56 = 36,725,631.24/x
  3. Step 3: Cross multiply
    67,665,470.16x = 93,378,439.56 × 36,725,631.24
  4. Step 4: Simplify right side
    67,665,470.16x = 3,429,382,137,047,188
  5. Step 5: Solve for x
    x = 3,429,382,137,047,188/67,665,470.16
  6. Step 6: Final answer
    x = 50,681,420.36

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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.