Home / 38,882,369.82-58,259,650.59-13,309,428.90

Finding the Fourth Proportional to 38,882,369.82, 58,259,650.59 and 13,309,428.90

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Solution

The fourth proportional to 38,882,369.82, 58,259,650.59 and 13,309,428.90 is: 19,942,268.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,882,369.82 : 58,259,650.59 = 13,309,428.90 : x
  2. Step 2: Convert to fraction form
    38,882,369.82/58,259,650.59 = 13,309,428.90/x
  3. Step 3: Cross multiply
    38,882,369.82x = 58,259,650.59 × 13,309,428.90
  4. Step 4: Simplify right side
    38,882,369.82x = 775,402,677,266,448.12
  5. Step 5: Solve for x
    x = 775,402,677,266,448.12/38,882,369.82
  6. Step 6: Final answer
    x = 19,942,268.97

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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.