Home / 8,849,472.96-12,199,003.20-7,215,372.48

Finding the Fourth Proportional to 8,849,472.96, 12,199,003.20 and 7,215,372.48

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Solution

The fourth proportional to 8,849,472.96, 12,199,003.20 and 7,215,372.48 is: 9,946,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849,472.96 : 12,199,003.20 = 7,215,372.48 : x
  2. Step 2: Convert to fraction form
    8,849,472.96/12,199,003.20 = 7,215,372.48/x
  3. Step 3: Cross multiply
    8,849,472.96x = 12,199,003.20 × 7,215,372.48
  4. Step 4: Simplify right side
    8,849,472.96x = 88,020,351,972,711.94
  5. Step 5: Solve for x
    x = 88,020,351,972,711.94/8,849,472.96
  6. Step 6: Final answer
    x = 9,946,394.82

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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.