Home / 6,989,375.16-10,479,781.35-2,724,561

Finding the Fourth Proportional to 6,989,375.16, 10,479,781.35 and 2,724,561

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Solution

The fourth proportional to 6,989,375.16, 10,479,781.35 and 2,724,561 is: 4,085,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,375.16 : 10,479,781.35 = 2,724,561 : x
  2. Step 2: Convert to fraction form
    6,989,375.16/10,479,781.35 = 2,724,561/x
  3. Step 3: Cross multiply
    6,989,375.16x = 10,479,781.35 × 2,724,561
  4. Step 4: Simplify right side
    6,989,375.16x = 28,552,803,554,737.35
  5. Step 5: Solve for x
    x = 28,552,803,554,737.35/6,989,375.16
  6. Step 6: Final answer
    x = 4,085,172.55

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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.