Home / 10,729,418.60-16,083,630.30-4,331,131.40

Finding the Fourth Proportional to 10,729,418.60, 16,083,630.30 and 4,331,131.40

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Solution

The fourth proportional to 10,729,418.60, 16,083,630.30 and 4,331,131.40 is: 6,492,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729,418.60 : 16,083,630.30 = 4,331,131.40 : x
  2. Step 2: Convert to fraction form
    10,729,418.60/16,083,630.30 = 4,331,131.40/x
  3. Step 3: Cross multiply
    10,729,418.60x = 16,083,630.30 × 4,331,131.40
  4. Step 4: Simplify right side
    10,729,418.60x = 69,660,316,218,321.43
  5. Step 5: Solve for x
    x = 69,660,316,218,321.43/10,729,418.60
  6. Step 6: Final answer
    x = 6,492,459.55

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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.