Home / 6,324,131.28-8,727,291.06-3,423,521.38

Finding the Fourth Proportional to 6,324,131.28, 8,727,291.06 and 3,423,521.38

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Solution

The fourth proportional to 6,324,131.28, 8,727,291.06 and 3,423,521.38 is: 4,724,454.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324,131.28 : 8,727,291.06 = 3,423,521.38 : x
  2. Step 2: Convert to fraction form
    6,324,131.28/8,727,291.06 = 3,423,521.38/x
  3. Step 3: Cross multiply
    6,324,131.28x = 8,727,291.06 × 3,423,521.38
  4. Step 4: Simplify right side
    6,324,131.28x = 29,878,067,533,392.86
  5. Step 5: Solve for x
    x = 29,878,067,533,392.86/6,324,131.28
  6. Step 6: Final answer
    x = 4,724,454.03

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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.