Home / 12,332,972.85-18,502,012.25-3,696,724.45

Finding the Fourth Proportional to 12,332,972.85, 18,502,012.25 and 3,696,724.45

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Solution

The fourth proportional to 12,332,972.85, 18,502,012.25 and 3,696,724.45 is: 5,545,851.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332,972.85 : 18,502,012.25 = 3,696,724.45 : x
  2. Step 2: Convert to fraction form
    12,332,972.85/18,502,012.25 = 3,696,724.45/x
  3. Step 3: Cross multiply
    12,332,972.85x = 18,502,012.25 × 3,696,724.45
  4. Step 4: Simplify right side
    12,332,972.85x = 68,396,841,046,040.13
  5. Step 5: Solve for x
    x = 68,396,841,046,040.13/12,332,972.85
  6. Step 6: Final answer
    x = 5,545,851.91

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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.