Home / 8,418,402.90-11,617,113.15-5,322,592.62

Finding the Fourth Proportional to 8,418,402.90, 11,617,113.15 and 5,322,592.62

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Solution

The fourth proportional to 8,418,402.90, 11,617,113.15 and 5,322,592.62 is: 7,344,998.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418,402.90 : 11,617,113.15 = 5,322,592.62 : x
  2. Step 2: Convert to fraction form
    8,418,402.90/11,617,113.15 = 5,322,592.62/x
  3. Step 3: Cross multiply
    8,418,402.90x = 11,617,113.15 × 5,322,592.62
  4. Step 4: Simplify right side
    8,418,402.90x = 61,833,160,717,894.95
  5. Step 5: Solve for x
    x = 61,833,160,717,894.95/8,418,402.90
  6. Step 6: Final answer
    x = 7,344,998.98

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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.