Home / 11,698,718.92-16,138,791.92-7,570,084.38

Finding the Fourth Proportional to 11,698,718.92, 16,138,791.92 and 7,570,084.38

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Solution

The fourth proportional to 11,698,718.92, 16,138,791.92 and 7,570,084.38 is: 10,443,196.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,698,718.92 : 16,138,791.92 = 7,570,084.38 : x
  2. Step 2: Convert to fraction form
    11,698,718.92/16,138,791.92 = 7,570,084.38/x
  3. Step 3: Cross multiply
    11,698,718.92x = 16,138,791.92 × 7,570,084.38
  4. Step 4: Simplify right side
    11,698,718.92x = 122,172,016,625,662.20
  5. Step 5: Solve for x
    x = 122,172,016,625,662.20/11,698,718.92
  6. Step 6: Final answer
    x = 10,443,196.17

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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.