Home / 13,826,522.61-20,740,780.38-5,306,859.09

Finding the Fourth Proportional to 13,826,522.61, 20,740,780.38 and 5,306,859.09

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Solution

The fourth proportional to 13,826,522.61, 20,740,780.38 and 5,306,859.09 is: 7,960,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,522.61 : 20,740,780.38 = 5,306,859.09 : x
  2. Step 2: Convert to fraction form
    13,826,522.61/20,740,780.38 = 5,306,859.09/x
  3. Step 3: Cross multiply
    13,826,522.61x = 20,740,780.38 × 5,306,859.09
  4. Step 4: Simplify right side
    13,826,522.61x = 110,068,398,893,296.64
  5. Step 5: Solve for x
    x = 110,068,398,893,296.64/13,826,522.61
  6. Step 6: Final answer
    x = 7,960,671.10

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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.