Home / 40,279,567.20-60,348,200.40-38,947,538.40

Finding the Fourth Proportional to 40,279,567.20, 60,348,200.40 and 38,947,538.40

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Solution

The fourth proportional to 40,279,567.20, 60,348,200.40 and 38,947,538.40 is: 58,352,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,279,567.20 : 60,348,200.40 = 38,947,538.40 : x
  2. Step 2: Convert to fraction form
    40,279,567.20/60,348,200.40 = 38,947,538.40/x
  3. Step 3: Cross multiply
    40,279,567.20x = 60,348,200.40 × 38,947,538.40
  4. Step 4: Simplify right side
    40,279,567.20x = 2,350,413,852,449,895
  5. Step 5: Solve for x
    x = 2,350,413,852,449,895/40,279,567.20
  6. Step 6: Final answer
    x = 58,352,510.11

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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.