Home / 10,659,620.50-15,989,433.04-2,984,395.98

Finding the Fourth Proportional to 10,659,620.50, 15,989,433.04 and 2,984,395.98

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Solution

The fourth proportional to 10,659,620.50, 15,989,433.04 and 2,984,395.98 is: 4,476,594.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659,620.50 : 15,989,433.04 = 2,984,395.98 : x
  2. Step 2: Convert to fraction form
    10,659,620.50/15,989,433.04 = 2,984,395.98/x
  3. Step 3: Cross multiply
    10,659,620.50x = 15,989,433.04 × 2,984,395.98
  4. Step 4: Simplify right side
    10,659,620.50x = 47,718,799,687,055.18
  5. Step 5: Solve for x
    x = 47,718,799,687,055.18/10,659,620.50
  6. Step 6: Final answer
    x = 4,476,594.61

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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.