Home / 13,804,967.30-20,707,256.55-6,231,920.90

Finding the Fourth Proportional to 13,804,967.30, 20,707,256.55 and 6,231,920.90

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Solution

The fourth proportional to 13,804,967.30, 20,707,256.55 and 6,231,920.90 is: 9,347,793.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804,967.30 : 20,707,256.55 = 6,231,920.90 : x
  2. Step 2: Convert to fraction form
    13,804,967.30/20,707,256.55 = 6,231,920.90/x
  3. Step 3: Cross multiply
    13,804,967.30x = 20,707,256.55 × 6,231,920.90
  4. Step 4: Simplify right side
    13,804,967.30x = 129,045,984,875,606.91
  5. Step 5: Solve for x
    x = 129,045,984,875,606.91/13,804,967.30
  6. Step 6: Final answer
    x = 9,347,793.59

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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.