Home / 13,087,472.15-19,640,174.92-4,567,808.61

Finding the Fourth Proportional to 13,087,472.15, 19,640,174.92 and 4,567,808.61

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Solution

The fourth proportional to 13,087,472.15, 19,640,174.92 and 4,567,808.61 is: 6,854,842.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087,472.15 : 19,640,174.92 = 4,567,808.61 : x
  2. Step 2: Convert to fraction form
    13,087,472.15/19,640,174.92 = 4,567,808.61/x
  3. Step 3: Cross multiply
    13,087,472.15x = 19,640,174.92 × 4,567,808.61
  4. Step 4: Simplify right side
    13,087,472.15x = 89,712,560,090,062.55
  5. Step 5: Solve for x
    x = 89,712,560,090,062.55/13,087,472.15
  6. Step 6: Final answer
    x = 6,854,842.49

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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.