Home / 9,622,902.06-13,279,601.70-5,272,142.58

Finding the Fourth Proportional to 9,622,902.06, 13,279,601.70 and 5,272,142.58

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Solution

The fourth proportional to 9,622,902.06, 13,279,601.70 and 5,272,142.58 is: 7,275,555.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,622,902.06 : 13,279,601.70 = 5,272,142.58 : x
  2. Step 2: Convert to fraction form
    9,622,902.06/13,279,601.70 = 5,272,142.58/x
  3. Step 3: Cross multiply
    9,622,902.06x = 13,279,601.70 × 5,272,142.58
  4. Step 4: Simplify right side
    9,622,902.06x = 70,011,953,568,010.38
  5. Step 5: Solve for x
    x = 70,011,953,568,010.38/9,622,902.06
  6. Step 6: Final answer
    x = 7,275,555.04

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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.