Home / 7,290,220.38-10,060,809.56-4,192,745.83

Finding the Fourth Proportional to 7,290,220.38, 10,060,809.56 and 4,192,745.83

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Solution

The fourth proportional to 7,290,220.38, 10,060,809.56 and 4,192,745.83 is: 5,786,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,220.38 : 10,060,809.56 = 4,192,745.83 : x
  2. Step 2: Convert to fraction form
    7,290,220.38/10,060,809.56 = 4,192,745.83/x
  3. Step 3: Cross multiply
    7,290,220.38x = 10,060,809.56 × 4,192,745.83
  4. Step 4: Simplify right side
    7,290,220.38x = 42,182,417,329,114.14
  5. Step 5: Solve for x
    x = 42,182,417,329,114.14/7,290,220.38
  6. Step 6: Final answer
    x = 5,786,164.91

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Double scale
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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.