Home / 30,378,030.84-41,923,575.80-17,149,447.13

Finding the Fourth Proportional to 30,378,030.84, 41,923,575.80 and 17,149,447.13

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Solution

The fourth proportional to 30,378,030.84, 41,923,575.80 and 17,149,447.13 is: 23,667,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,378,030.84 : 41,923,575.80 = 17,149,447.13 : x
  2. Step 2: Convert to fraction form
    30,378,030.84/41,923,575.80 = 17,149,447.13/x
  3. Step 3: Cross multiply
    30,378,030.84x = 41,923,575.80 × 17,149,447.13
  4. Step 4: Simplify right side
    30,378,030.84x = 718,966,146,387,282.38
  5. Step 5: Solve for x
    x = 718,966,146,387,282.38/30,378,030.84
  6. Step 6: Final answer
    x = 23,667,305.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.