Home / 8,327,747.17-12,492,864.92-2,648,156.77

Finding the Fourth Proportional to 8,327,747.17, 12,492,864.92 and 2,648,156.77

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Solution

The fourth proportional to 8,327,747.17, 12,492,864.92 and 2,648,156.77 is: 3,972,630.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327,747.17 : 12,492,864.92 = 2,648,156.77 : x
  2. Step 2: Convert to fraction form
    8,327,747.17/12,492,864.92 = 2,648,156.77/x
  3. Step 3: Cross multiply
    8,327,747.17x = 12,492,864.92 × 2,648,156.77
  4. Step 4: Simplify right side
    8,327,747.17x = 33,083,064,801,352.72
  5. Step 5: Solve for x
    x = 33,083,064,801,352.72/8,327,747.17
  6. Step 6: Final answer
    x = 3,972,630.79

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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.