Home / 6,646,523.86-9,175,267.31-3,892,831.15

Finding the Fourth Proportional to 6,646,523.86, 9,175,267.31 and 3,892,831.15

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Solution

The fourth proportional to 6,646,523.86, 9,175,267.31 and 3,892,831.15 is: 5,373,901.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,523.86 : 9,175,267.31 = 3,892,831.15 : x
  2. Step 2: Convert to fraction form
    6,646,523.86/9,175,267.31 = 3,892,831.15/x
  3. Step 3: Cross multiply
    6,646,523.86x = 9,175,267.31 × 3,892,831.15
  4. Step 4: Simplify right side
    6,646,523.86x = 35,717,766,393,944.71
  5. Step 5: Solve for x
    x = 35,717,766,393,944.71/6,646,523.86
  6. Step 6: Final answer
    x = 5,373,901.78

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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.