Home / 13,801,819.70-19,046,263.46-7,522,403.55

Finding the Fourth Proportional to 13,801,819.70, 19,046,263.46 and 7,522,403.55

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Solution

The fourth proportional to 13,801,819.70, 19,046,263.46 and 7,522,403.55 is: 10,380,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801,819.70 : 19,046,263.46 = 7,522,403.55 : x
  2. Step 2: Convert to fraction form
    13,801,819.70/19,046,263.46 = 7,522,403.55/x
  3. Step 3: Cross multiply
    13,801,819.70x = 19,046,263.46 × 7,522,403.55
  4. Step 4: Simplify right side
    13,801,819.70x = 143,273,679,756,703.75
  5. Step 5: Solve for x
    x = 143,273,679,756,703.75/13,801,819.70
  6. Step 6: Final answer
    x = 10,380,781.87

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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.