Home / 13,488,568.90-20,224,750.05-6,192,898.78

Finding the Fourth Proportional to 13,488,568.90, 20,224,750.05 and 6,192,898.78

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Solution

The fourth proportional to 13,488,568.90, 20,224,750.05 and 6,192,898.78 is: 9,285,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,568.90 : 20,224,750.05 = 6,192,898.78 : x
  2. Step 2: Convert to fraction form
    13,488,568.90/20,224,750.05 = 6,192,898.78/x
  3. Step 3: Cross multiply
    13,488,568.90x = 20,224,750.05 × 6,192,898.78
  4. Step 4: Simplify right side
    13,488,568.90x = 125,249,829,910,449.95
  5. Step 5: Solve for x
    x = 125,249,829,910,449.95/13,488,568.90
  6. Step 6: Final answer
    x = 9,285,627.77

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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.