Home / 9,722,707.68-13,416,192.72-5,371,534.56

Finding the Fourth Proportional to 9,722,707.68, 13,416,192.72 and 5,371,534.56

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Solution

The fourth proportional to 9,722,707.68, 13,416,192.72 and 5,371,534.56 is: 7,412,085.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,722,707.68 : 13,416,192.72 = 5,371,534.56 : x
  2. Step 2: Convert to fraction form
    9,722,707.68/13,416,192.72 = 5,371,534.56/x
  3. Step 3: Cross multiply
    9,722,707.68x = 13,416,192.72 × 5,371,534.56
  4. Step 4: Simplify right side
    9,722,707.68x = 72,065,542,859,100.41
  5. Step 5: Solve for x
    x = 72,065,542,859,100.41/9,722,707.68
  6. Step 6: Final answer
    x = 7,412,085.73

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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.