Home / 11,207,474.80-16,811,212.20-10,215,451.60

Finding the Fourth Proportional to 11,207,474.80, 16,811,212.20 and 10,215,451.60

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Solution

The fourth proportional to 11,207,474.80, 16,811,212.20 and 10,215,451.60 is: 15,323,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207,474.80 : 16,811,212.20 = 10,215,451.60 : x
  2. Step 2: Convert to fraction form
    11,207,474.80/16,811,212.20 = 10,215,451.60/x
  3. Step 3: Cross multiply
    11,207,474.80x = 16,811,212.20 × 10,215,451.60
  4. Step 4: Simplify right side
    11,207,474.80x = 171,734,124,566,429.50
  5. Step 5: Solve for x
    x = 171,734,124,566,429.50/11,207,474.80
  6. Step 6: Final answer
    x = 15,323,177.40

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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.