Home / 8,856,980.20-13,285,470.30-8,073,159.40

Finding the Fourth Proportional to 8,856,980.20, 13,285,470.30 and 8,073,159.40

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Solution

The fourth proportional to 8,856,980.20, 13,285,470.30 and 8,073,159.40 is: 12,109,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856,980.20 : 13,285,470.30 = 8,073,159.40 : x
  2. Step 2: Convert to fraction form
    8,856,980.20/13,285,470.30 = 8,073,159.40/x
  3. Step 3: Cross multiply
    8,856,980.20x = 13,285,470.30 × 8,073,159.40
  4. Step 4: Simplify right side
    8,856,980.20x = 107,255,719,435,865.83
  5. Step 5: Solve for x
    x = 107,255,719,435,865.83/8,856,980.20
  6. Step 6: Final answer
    x = 12,109,739.10

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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.