Home / 15,654,667.29-23,482,739.05-12,917,137.19

Finding the Fourth Proportional to 15,654,667.29, 23,482,739.05 and 12,917,137.19

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Solution

The fourth proportional to 15,654,667.29, 23,482,739.05 and 12,917,137.19 is: 19,376,314.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,654,667.29 : 23,482,739.05 = 12,917,137.19 : x
  2. Step 2: Convert to fraction form
    15,654,667.29/23,482,739.05 = 12,917,137.19/x
  3. Step 3: Cross multiply
    15,654,667.29x = 23,482,739.05 × 12,917,137.19
  4. Step 4: Simplify right side
    15,654,667.29x = 303,329,761,932,234.31
  5. Step 5: Solve for x
    x = 303,329,761,932,234.31/15,654,667.29
  6. Step 6: Final answer
    x = 19,376,314.83

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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.