Home / 8,861,796.40-13,292,694.60-8,805,809.20

Finding the Fourth Proportional to 8,861,796.40, 13,292,694.60 and 8,805,809.20

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Solution

The fourth proportional to 8,861,796.40, 13,292,694.60 and 8,805,809.20 is: 13,208,713.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861,796.40 : 13,292,694.60 = 8,805,809.20 : x
  2. Step 2: Convert to fraction form
    8,861,796.40/13,292,694.60 = 8,805,809.20/x
  3. Step 3: Cross multiply
    8,861,796.40x = 13,292,694.60 × 8,805,809.20
  4. Step 4: Simplify right side
    8,861,796.40x = 117,052,932,401,470.31
  5. Step 5: Solve for x
    x = 117,052,932,401,470.31/8,861,796.40
  6. Step 6: Final answer
    x = 13,208,713.80

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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.