Home / 6,665,119.76-9,990,947.28-2,624,442.86

Finding the Fourth Proportional to 6,665,119.76, 9,990,947.28 and 2,624,442.86

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Solution

The fourth proportional to 6,665,119.76, 9,990,947.28 and 2,624,442.86 is: 3,934,013.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665,119.76 : 9,990,947.28 = 2,624,442.86 : x
  2. Step 2: Convert to fraction form
    6,665,119.76/9,990,947.28 = 2,624,442.86/x
  3. Step 3: Cross multiply
    6,665,119.76x = 9,990,947.28 × 2,624,442.86
  4. Step 4: Simplify right side
    6,665,119.76x = 26,220,670,253,632.42
  5. Step 5: Solve for x
    x = 26,220,670,253,632.42/6,665,119.76
  6. Step 6: Final answer
    x = 3,934,013.37

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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.