Home / 65,741,132.13-90,725,432.84-36,371,986.36

Finding the Fourth Proportional to 65,741,132.13, 90,725,432.84 and 36,371,986.36

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Solution

The fourth proportional to 65,741,132.13, 90,725,432.84 and 36,371,986.36 is: 50,194,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,741,132.13 : 90,725,432.84 = 36,371,986.36 : x
  2. Step 2: Convert to fraction form
    65,741,132.13/90,725,432.84 = 36,371,986.36/x
  3. Step 3: Cross multiply
    65,741,132.13x = 90,725,432.84 × 36,371,986.36
  4. Step 4: Simplify right side
    65,741,132.13x = 3,299,864,205,352,902.50
  5. Step 5: Solve for x
    x = 3,299,864,205,352,902.50/65,741,132.13
  6. Step 6: Final answer
    x = 50,194,818.65

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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.