Home / 31,542,538.80-47,313,808.20-7,608,010.80

Finding the Fourth Proportional to 31,542,538.80, 47,313,808.20 and 7,608,010.80

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Solution

The fourth proportional to 31,542,538.80, 47,313,808.20 and 7,608,010.80 is: 11,412,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,542,538.80 : 47,313,808.20 = 7,608,010.80 : x
  2. Step 2: Convert to fraction form
    31,542,538.80/47,313,808.20 = 7,608,010.80/x
  3. Step 3: Cross multiply
    31,542,538.80x = 47,313,808.20 × 7,608,010.80
  4. Step 4: Simplify right side
    31,542,538.80x = 359,963,963,774,728.56
  5. Step 5: Solve for x
    x = 359,963,963,774,728.56/31,542,538.80
  6. Step 6: Final answer
    x = 11,412,016.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.