Home / 8,768,817.80-13,134,564.30-7,275,825.80

Finding the Fourth Proportional to 8,768,817.80, 13,134,564.30 and 7,275,825.80

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Solution

The fourth proportional to 8,768,817.80, 13,134,564.30 and 7,275,825.80 is: 10,898,253.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,817.80 : 13,134,564.30 = 7,275,825.80 : x
  2. Step 2: Convert to fraction form
    8,768,817.80/13,134,564.30 = 7,275,825.80/x
  3. Step 3: Cross multiply
    8,768,817.80x = 13,134,564.30 × 7,275,825.80
  4. Step 4: Simplify right side
    8,768,817.80x = 95,564,801,805,698.94
  5. Step 5: Solve for x
    x = 95,564,801,805,698.94/8,768,817.80
  6. Step 6: Final answer
    x = 10,898,253.79

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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.