Home / 18,306,280.66-25,260,997.56-10,862,659.97

Finding the Fourth Proportional to 18,306,280.66, 25,260,997.56 and 10,862,659.97

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Solution

The fourth proportional to 18,306,280.66, 25,260,997.56 and 10,862,659.97 is: 14,989,479.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306,280.66 : 25,260,997.56 = 10,862,659.97 : x
  2. Step 2: Convert to fraction form
    18,306,280.66/25,260,997.56 = 10,862,659.97/x
  3. Step 3: Cross multiply
    18,306,280.66x = 25,260,997.56 × 10,862,659.97
  4. Step 4: Simplify right side
    18,306,280.66x = 274,401,626,942,966.38
  5. Step 5: Solve for x
    x = 274,401,626,942,966.38/18,306,280.66
  6. Step 6: Final answer
    x = 14,989,479.95

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1.5x scale

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.