Home / 11,570,578.38-15,969,024.74-7,161,718.17

Finding the Fourth Proportional to 11,570,578.38, 15,969,024.74 and 7,161,718.17

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Solution

The fourth proportional to 11,570,578.38, 15,969,024.74 and 7,161,718.17 is: 9,884,177.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570,578.38 : 15,969,024.74 = 7,161,718.17 : x
  2. Step 2: Convert to fraction form
    11,570,578.38/15,969,024.74 = 7,161,718.17/x
  3. Step 3: Cross multiply
    11,570,578.38x = 15,969,024.74 × 7,161,718.17
  4. Step 4: Simplify right side
    11,570,578.38x = 114,365,654,641,751.50
  5. Step 5: Solve for x
    x = 114,365,654,641,751.50/11,570,578.38
  6. Step 6: Final answer
    x = 9,884,177.86

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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.