Home / 8,659,204.61-11,948,890.92-5,173,849.23

Finding the Fourth Proportional to 8,659,204.61, 11,948,890.92 and 5,173,849.23

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Solution

The fourth proportional to 8,659,204.61, 11,948,890.92 and 5,173,849.23 is: 7,139,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,659,204.61 : 11,948,890.92 = 5,173,849.23 : x
  2. Step 2: Convert to fraction form
    8,659,204.61/11,948,890.92 = 5,173,849.23/x
  3. Step 3: Cross multiply
    8,659,204.61x = 11,948,890.92 × 5,173,849.23
  4. Step 4: Simplify right side
    8,659,204.61x = 61,821,760,117,901.12
  5. Step 5: Solve for x
    x = 61,821,760,117,901.12/8,659,204.61
  6. Step 6: Final answer
    x = 7,139,427.11

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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.