Home / 9,121,103.36-12,581,638.40-6,023,655.20

Finding the Fourth Proportional to 9,121,103.36, 12,581,638.40 and 6,023,655.20

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Solution

The fourth proportional to 9,121,103.36, 12,581,638.40 and 6,023,655.20 is: 8,309,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,121,103.36 : 12,581,638.40 = 6,023,655.20 : x
  2. Step 2: Convert to fraction form
    9,121,103.36/12,581,638.40 = 6,023,655.20/x
  3. Step 3: Cross multiply
    9,121,103.36x = 12,581,638.40 × 6,023,655.20
  4. Step 4: Simplify right side
    9,121,103.36x = 75,787,451,572,679.69
  5. Step 5: Solve for x
    x = 75,787,451,572,679.69/9,121,103.36
  6. Step 6: Final answer
    x = 8,309,022.34

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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.