Home / 40,128,041.20-60,192,061.80-29,909,340.40

Finding the Fourth Proportional to 40,128,041.20, 60,192,061.80 and 29,909,340.40

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Solution

The fourth proportional to 40,128,041.20, 60,192,061.80 and 29,909,340.40 is: 44,864,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,128,041.20 : 60,192,061.80 = 29,909,340.40 : x
  2. Step 2: Convert to fraction form
    40,128,041.20/60,192,061.80 = 29,909,340.40/x
  3. Step 3: Cross multiply
    40,128,041.20x = 60,192,061.80 × 29,909,340.40
  4. Step 4: Simplify right side
    40,128,041.20x = 1,800,304,865,754,036.50
  5. Step 5: Solve for x
    x = 1,800,304,865,754,036.50/40,128,041.20
  6. Step 6: Final answer
    x = 44,864,010.60

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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.