Home / 48,982,649.30-73,389,993.14-31,934,546.90

Finding the Fourth Proportional to 48,982,649.30, 73,389,993.14 and 31,934,546.90

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Solution

The fourth proportional to 48,982,649.30, 73,389,993.14 and 31,934,546.90 is: 47,847,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,982,649.30 : 73,389,993.14 = 31,934,546.90 : x
  2. Step 2: Convert to fraction form
    48,982,649.30/73,389,993.14 = 31,934,546.90/x
  3. Step 3: Cross multiply
    48,982,649.30x = 73,389,993.14 × 31,934,546.90
  4. Step 4: Simplify right side
    48,982,649.30x = 2,343,676,177,920,008
  5. Step 5: Solve for x
    x = 2,343,676,177,920,008/48,982,649.30
  6. Step 6: Final answer
    x = 47,847,068.53

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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.