Home / 6,650,936.62-9,180,773.76-5,177,926.51

Finding the Fourth Proportional to 6,650,936.62, 9,180,773.76 and 5,177,926.51

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Solution

The fourth proportional to 6,650,936.62, 9,180,773.76 and 5,177,926.51 is: 7,147,470.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650,936.62 : 9,180,773.76 = 5,177,926.51 : x
  2. Step 2: Convert to fraction form
    6,650,936.62/9,180,773.76 = 5,177,926.51/x
  3. Step 3: Cross multiply
    6,650,936.62x = 9,180,773.76 × 5,177,926.51
  4. Step 4: Simplify right side
    6,650,936.62x = 47,537,371,834,216.38
  5. Step 5: Solve for x
    x = 47,537,371,834,216.38/6,650,936.62
  6. Step 6: Final answer
    x = 7,147,470.28

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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.