Home / 38,095,231.72-57,144,032.66-18,126,266.89

Finding the Fourth Proportional to 38,095,231.72, 57,144,032.66 and 18,126,266.89

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Solution

The fourth proportional to 38,095,231.72, 57,144,032.66 and 18,126,266.89 is: 27,189,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,095,231.72 : 57,144,032.66 = 18,126,266.89 : x
  2. Step 2: Convert to fraction form
    38,095,231.72/57,144,032.66 = 18,126,266.89/x
  3. Step 3: Cross multiply
    38,095,231.72x = 57,144,032.66 × 18,126,266.89
  4. Step 4: Simplify right side
    38,095,231.72x = 1,035,807,986,932,545.25
  5. Step 5: Solve for x
    x = 1,035,807,986,932,545.25/38,095,231.72
  6. Step 6: Final answer
    x = 27,189,964.21

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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.