Home / 12,948,267.60-19,424,734.20-5,375,998.80

Finding the Fourth Proportional to 12,948,267.60, 19,424,734.20 and 5,375,998.80

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Solution

The fourth proportional to 12,948,267.60, 19,424,734.20 and 5,375,998.80 is: 8,064,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,948,267.60 : 19,424,734.20 = 5,375,998.80 : x
  2. Step 2: Convert to fraction form
    12,948,267.60/19,424,734.20 = 5,375,998.80/x
  3. Step 3: Cross multiply
    12,948,267.60x = 19,424,734.20 × 5,375,998.80
  4. Step 4: Simplify right side
    12,948,267.60x = 104,427,347,749,518.95
  5. Step 5: Solve for x
    x = 104,427,347,749,518.95/12,948,267.60
  6. Step 6: Final answer
    x = 8,064,966.76

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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.