Home / 48,856,786.50-67,385,005.28-33,187,892.40

Finding the Fourth Proportional to 48,856,786.50, 67,385,005.28 and 33,187,892.40

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Solution

The fourth proportional to 48,856,786.50, 67,385,005.28 and 33,187,892.40 is: 45,773,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,856,786.50 : 67,385,005.28 = 33,187,892.40 : x
  2. Step 2: Convert to fraction form
    48,856,786.50/67,385,005.28 = 33,187,892.40/x
  3. Step 3: Cross multiply
    48,856,786.50x = 67,385,005.28 × 33,187,892.40
  4. Step 4: Simplify right side
    48,856,786.50x = 2,236,366,304,564,587
  5. Step 5: Solve for x
    x = 2,236,366,304,564,587/48,856,786.50
  6. Step 6: Final answer
    x = 45,773,913.20

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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.