Home / 10,132,449.95-15,199,609.50-3,309,058.79

Finding the Fourth Proportional to 10,132,449.95, 15,199,609.50 and 3,309,058.79

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Solution

The fourth proportional to 10,132,449.95, 15,199,609.50 and 3,309,058.79 is: 4,963,893.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132,449.95 : 15,199,609.50 = 3,309,058.79 : x
  2. Step 2: Convert to fraction form
    10,132,449.95/15,199,609.50 = 3,309,058.79/x
  3. Step 3: Cross multiply
    10,132,449.95x = 15,199,609.50 × 3,309,058.79
  4. Step 4: Simplify right side
    10,132,449.95x = 50,296,401,344,544.46
  5. Step 5: Solve for x
    x = 50,296,401,344,544.46/10,132,449.95
  6. Step 6: Final answer
    x = 4,963,893.39

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1.5x scale

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.