Home / 81,604,810.20-122,407,215.30-24,096,989.10

Finding the Fourth Proportional to 81,604,810.20, 122,407,215.30 and 24,096,989.10

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Solution

The fourth proportional to 81,604,810.20, 122,407,215.30 and 24,096,989.10 is: 36,145,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,604,810.20 : 122,407,215.30 = 24,096,989.10 : x
  2. Step 2: Convert to fraction form
    81,604,810.20/122,407,215.30 = 24,096,989.10/x
  3. Step 3: Cross multiply
    81,604,810.20x = 122,407,215.30 × 24,096,989.10
  4. Step 4: Simplify right side
    81,604,810.20x = 2,949,645,332,845,453.50
  5. Step 5: Solve for x
    x = 2,949,645,332,845,453.50/81,604,810.20
  6. Step 6: Final answer
    x = 36,145,483.65

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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.