Home / 8,201,932.30-12,302,898.45-3,418,963.30

Finding the Fourth Proportional to 8,201,932.30, 12,302,898.45 and 3,418,963.30

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Solution

The fourth proportional to 8,201,932.30, 12,302,898.45 and 3,418,963.30 is: 5,128,444.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,932.30 : 12,302,898.45 = 3,418,963.30 : x
  2. Step 2: Convert to fraction form
    8,201,932.30/12,302,898.45 = 3,418,963.30/x
  3. Step 3: Cross multiply
    8,201,932.30x = 12,302,898.45 × 3,418,963.30
  4. Step 4: Simplify right side
    8,201,932.30x = 42,063,158,284,176.88
  5. Step 5: Solve for x
    x = 42,063,158,284,176.88/8,201,932.30
  6. Step 6: Final answer
    x = 5,128,444.95

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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.