Home / 8,129,964.52-12,195,465.18-2,146,177

Finding the Fourth Proportional to 8,129,964.52, 12,195,465.18 and 2,146,177

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Solution

The fourth proportional to 8,129,964.52, 12,195,465.18 and 2,146,177 is: 3,219,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,964.52 : 12,195,465.18 = 2,146,177 : x
  2. Step 2: Convert to fraction form
    8,129,964.52/12,195,465.18 = 2,146,177/x
  3. Step 3: Cross multiply
    8,129,964.52x = 12,195,465.18 × 2,146,177
  4. Step 4: Simplify right side
    8,129,964.52x = 26,173,626,873,616.86
  5. Step 5: Solve for x
    x = 26,173,626,873,616.86/8,129,964.52
  6. Step 6: Final answer
    x = 3,219,402.35

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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.