Home / 12,897,305.66-19,331,291.94-6,739,793.59

Finding the Fourth Proportional to 12,897,305.66, 19,331,291.94 and 6,739,793.59

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Solution

The fourth proportional to 12,897,305.66, 19,331,291.94 and 6,739,793.59 is: 10,102,026.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897,305.66 : 19,331,291.94 = 6,739,793.59 : x
  2. Step 2: Convert to fraction form
    12,897,305.66/19,331,291.94 = 6,739,793.59/x
  3. Step 3: Cross multiply
    12,897,305.66x = 19,331,291.94 × 6,739,793.59
  4. Step 4: Simplify right side
    12,897,305.66x = 130,288,917,503,630.67
  5. Step 5: Solve for x
    x = 130,288,917,503,630.67/12,897,305.66
  6. Step 6: Final answer
    x = 10,102,026.03

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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.