Home / 11,778,838.48-17,668,479.12-3,691,635.04

Finding the Fourth Proportional to 11,778,838.48, 17,668,479.12 and 3,691,635.04

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Solution

The fourth proportional to 11,778,838.48, 17,668,479.12 and 3,691,635.04 is: 5,537,521.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778,838.48 : 17,668,479.12 = 3,691,635.04 : x
  2. Step 2: Convert to fraction form
    11,778,838.48/17,668,479.12 = 3,691,635.04/x
  3. Step 3: Cross multiply
    11,778,838.48x = 17,668,479.12 × 3,691,635.04
  4. Step 4: Simplify right side
    11,778,838.48x = 65,225,576,622,900.37
  5. Step 5: Solve for x
    x = 65,225,576,622,900.37/11,778,838.48
  6. Step 6: Final answer
    x = 5,537,521.95

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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.