Home / 67,584,007.60-101,376,011.40-40,643,796.40

Finding the Fourth Proportional to 67,584,007.60, 101,376,011.40 and 40,643,796.40

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Solution

The fourth proportional to 67,584,007.60, 101,376,011.40 and 40,643,796.40 is: 60,965,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,584,007.60 : 101,376,011.40 = 40,643,796.40 : x
  2. Step 2: Convert to fraction form
    67,584,007.60/101,376,011.40 = 40,643,796.40/x
  3. Step 3: Cross multiply
    67,584,007.60x = 101,376,011.40 × 40,643,796.40
  4. Step 4: Simplify right side
    67,584,007.60x = 4,120,305,967,185,679
  5. Step 5: Solve for x
    x = 4,120,305,967,185,679/67,584,007.60
  6. Step 6: Final answer
    x = 60,965,694.60

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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.