Home / 18,192,615.60-27,225,937.80-16,680,961.20

Finding the Fourth Proportional to 18,192,615.60, 27,225,937.80 and 16,680,961.20

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Solution

The fourth proportional to 18,192,615.60, 27,225,937.80 and 16,680,961.20 is: 24,963,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,615.60 : 27,225,937.80 = 16,680,961.20 : x
  2. Step 2: Convert to fraction form
    18,192,615.60/27,225,937.80 = 16,680,961.20/x
  3. Step 3: Cross multiply
    18,192,615.60x = 27,225,937.80 × 16,680,961.20
  4. Step 4: Simplify right side
    18,192,615.60x = 454,154,812,075,413.38
  5. Step 5: Solve for x
    x = 454,154,812,075,413.38/18,192,615.60
  6. Step 6: Final answer
    x = 24,963,689.78

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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.