Home / 14,929,174.60-20,591,648.49-9,965,113.13

Finding the Fourth Proportional to 14,929,174.60, 20,591,648.49 and 9,965,113.13

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Solution

The fourth proportional to 14,929,174.60, 20,591,648.49 and 9,965,113.13 is: 13,744,772.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,929,174.60 : 20,591,648.49 = 9,965,113.13 : x
  2. Step 2: Convert to fraction form
    14,929,174.60/20,591,648.49 = 9,965,113.13/x
  3. Step 3: Cross multiply
    14,929,174.60x = 20,591,648.49 × 9,965,113.13
  4. Step 4: Simplify right side
    14,929,174.60x = 205,198,106,736,043.69
  5. Step 5: Solve for x
    x = 205,198,106,736,043.69/14,929,174.60
  6. Step 6: Final answer
    x = 13,744,772.38

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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.