Home / 38,240,071.38-57,369,072.51-15,212,312.82

Finding the Fourth Proportional to 38,240,071.38, 57,369,072.51 and 15,212,312.82

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Solution

The fourth proportional to 38,240,071.38, 57,369,072.51 and 15,212,312.82 is: 22,822,035.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,240,071.38 : 57,369,072.51 = 15,212,312.82 : x
  2. Step 2: Convert to fraction form
    38,240,071.38/57,369,072.51 = 15,212,312.82/x
  3. Step 3: Cross multiply
    38,240,071.38x = 57,369,072.51 × 15,212,312.82
  4. Step 4: Simplify right side
    38,240,071.38x = 872,716,277,215,382.62
  5. Step 5: Solve for x
    x = 872,716,277,215,382.62/38,240,071.38
  6. Step 6: Final answer
    x = 22,822,035.78

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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.