Home / 8,751,253.20-13,126,879.80-7,571,605.20

Finding the Fourth Proportional to 8,751,253.20, 13,126,879.80 and 7,571,605.20

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Solution

The fourth proportional to 8,751,253.20, 13,126,879.80 and 7,571,605.20 is: 11,357,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751,253.20 : 13,126,879.80 = 7,571,605.20 : x
  2. Step 2: Convert to fraction form
    8,751,253.20/13,126,879.80 = 7,571,605.20/x
  3. Step 3: Cross multiply
    8,751,253.20x = 13,126,879.80 × 7,571,605.20
  4. Step 4: Simplify right side
    8,751,253.20x = 99,391,551,353,454.97
  5. Step 5: Solve for x
    x = 99,391,551,353,454.97/8,751,253.20
  6. Step 6: Final answer
    x = 11,357,407.80

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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.