Home / 8,857,228.20-13,285,842.30-8,073,407.40

Finding the Fourth Proportional to 8,857,228.20, 13,285,842.30 and 8,073,407.40

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Solution

The fourth proportional to 8,857,228.20, 13,285,842.30 and 8,073,407.40 is: 12,110,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,228.20 : 13,285,842.30 = 8,073,407.40 : x
  2. Step 2: Convert to fraction form
    8,857,228.20/13,285,842.30 = 8,073,407.40/x
  3. Step 3: Cross multiply
    8,857,228.20x = 13,285,842.30 × 8,073,407.40
  4. Step 4: Simplify right side
    8,857,228.20x = 107,262,017,540,053.03
  5. Step 5: Solve for x
    x = 107,262,017,540,053.03/8,857,228.20
  6. Step 6: Final answer
    x = 12,110,111.10

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Similar ratio
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1.5x scale

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.