Home / 8,800,809.20-13,201,213.80-8,506,876.40

Finding the Fourth Proportional to 8,800,809.20, 13,201,213.80 and 8,506,876.40

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Solution

The fourth proportional to 8,800,809.20, 13,201,213.80 and 8,506,876.40 is: 12,760,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800,809.20 : 13,201,213.80 = 8,506,876.40 : x
  2. Step 2: Convert to fraction form
    8,800,809.20/13,201,213.80 = 8,506,876.40/x
  3. Step 3: Cross multiply
    8,800,809.20x = 13,201,213.80 × 8,506,876.40
  4. Step 4: Simplify right side
    8,800,809.20x = 112,301,094,126,574.33
  5. Step 5: Solve for x
    x = 112,301,094,126,574.33/8,800,809.20
  6. Step 6: Final answer
    x = 12,760,314.60

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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.