Home / 5,746,866.36-7,930,729.20-3,168,638.79

Finding the Fourth Proportional to 5,746,866.36, 7,930,729.20 and 3,168,638.79

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Solution

The fourth proportional to 5,746,866.36, 7,930,729.20 and 3,168,638.79 is: 4,372,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746,866.36 : 7,930,729.20 = 3,168,638.79 : x
  2. Step 2: Convert to fraction form
    5,746,866.36/7,930,729.20 = 3,168,638.79/x
  3. Step 3: Cross multiply
    5,746,866.36x = 7,930,729.20 × 3,168,638.79
  4. Step 4: Simplify right side
    5,746,866.36x = 25,129,616,176,105.67
  5. Step 5: Solve for x
    x = 25,129,616,176,105.67/5,746,866.36
  6. Step 6: Final answer
    x = 4,372,751.10

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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.