Home / 5,713,909.20-7,885,291.44-3,135,829.86

Finding the Fourth Proportional to 5,713,909.20, 7,885,291.44 and 3,135,829.86

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Solution

The fourth proportional to 5,713,909.20, 7,885,291.44 and 3,135,829.86 is: 4,327,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713,909.20 : 7,885,291.44 = 3,135,829.86 : x
  2. Step 2: Convert to fraction form
    5,713,909.20/7,885,291.44 = 3,135,829.86/x
  3. Step 3: Cross multiply
    5,713,909.20x = 7,885,291.44 × 3,135,829.86
  4. Step 4: Simplify right side
    5,713,909.20x = 24,726,932,352,354.40
  5. Step 5: Solve for x
    x = 24,726,932,352,354.40/5,713,909.20
  6. Step 6: Final answer
    x = 4,327,498.30

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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.