Home / 12,895,655.54-19,327,540.04-6,507,734.72

Finding the Fourth Proportional to 12,895,655.54, 19,327,540.04 and 6,507,734.72

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Solution

The fourth proportional to 12,895,655.54, 19,327,540.04 and 6,507,734.72 is: 9,753,556.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895,655.54 : 19,327,540.04 = 6,507,734.72 : x
  2. Step 2: Convert to fraction form
    12,895,655.54/19,327,540.04 = 6,507,734.72/x
  3. Step 3: Cross multiply
    12,895,655.54x = 19,327,540.04 × 6,507,734.72
  4. Step 4: Simplify right side
    12,895,655.54x = 125,778,503,370,498.17
  5. Step 5: Solve for x
    x = 125,778,503,370,498.17/12,895,655.54
  6. Step 6: Final answer
    x = 9,753,556.38

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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.