Home / 15,456,832.38-23,296,350.65-13,323,605.45

Finding the Fourth Proportional to 15,456,832.38, 23,296,350.65 and 13,323,605.45

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Solution

The fourth proportional to 15,456,832.38, 23,296,350.65 and 13,323,605.45 is: 20,081,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,456,832.38 : 23,296,350.65 = 13,323,605.45 : x
  2. Step 2: Convert to fraction form
    15,456,832.38/23,296,350.65 = 13,323,605.45/x
  3. Step 3: Cross multiply
    15,456,832.38x = 23,296,350.65 × 13,323,605.45
  4. Step 4: Simplify right side
    15,456,832.38x = 310,391,384,302,351.25
  5. Step 5: Solve for x
    x = 310,391,384,302,351.25/15,456,832.38
  6. Step 6: Final answer
    x = 20,081,176.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.