Home / 12,633,473.52-18,945,966.92-4,111,805.92

Finding the Fourth Proportional to 12,633,473.52, 18,945,966.92 and 4,111,805.92

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Solution

The fourth proportional to 12,633,473.52, 18,945,966.92 and 4,111,805.92 is: 6,166,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633,473.52 : 18,945,966.92 = 4,111,805.92 : x
  2. Step 2: Convert to fraction form
    12,633,473.52/18,945,966.92 = 4,111,805.92/x
  3. Step 3: Cross multiply
    12,633,473.52x = 18,945,966.92 × 4,111,805.92
  4. Step 4: Simplify right side
    12,633,473.52x = 77,902,138,941,780.17
  5. Step 5: Solve for x
    x = 77,902,138,941,780.17/12,633,473.52
  6. Step 6: Final answer
    x = 6,166,327.80

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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.