Home / 7,305,354.20-10,081,400.60-4,042,306.46

Finding the Fourth Proportional to 7,305,354.20, 10,081,400.60 and 4,042,306.46

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Solution

The fourth proportional to 7,305,354.20, 10,081,400.60 and 4,042,306.46 is: 5,578,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305,354.20 : 10,081,400.60 = 4,042,306.46 : x
  2. Step 2: Convert to fraction form
    7,305,354.20/10,081,400.60 = 4,042,306.46/x
  3. Step 3: Cross multiply
    7,305,354.20x = 10,081,400.60 × 4,042,306.46
  4. Step 4: Simplify right side
    7,305,354.20x = 40,752,110,700,609.34
  5. Step 5: Solve for x
    x = 40,752,110,700,609.34/7,305,354.20
  6. Step 6: Final answer
    x = 5,578,389.44

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1.5x scale

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.