Home / 8,821,853.40-13,233,436.20-3,141,339.60

Finding the Fourth Proportional to 8,821,853.40, 13,233,436.20 and 3,141,339.60

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Solution

The fourth proportional to 8,821,853.40, 13,233,436.20 and 3,141,339.60 is: 4,712,243.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821,853.40 : 13,233,436.20 = 3,141,339.60 : x
  2. Step 2: Convert to fraction form
    8,821,853.40/13,233,436.20 = 3,141,339.60/x
  3. Step 3: Cross multiply
    8,821,853.40x = 13,233,436.20 × 3,141,339.60
  4. Step 4: Simplify right side
    8,821,853.40x = 41,570,717,179,133.52
  5. Step 5: Solve for x
    x = 41,570,717,179,133.52/8,821,853.40
  6. Step 6: Final answer
    x = 4,712,243.03

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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.