Home / 11,088,209.60-16,632,314.40-7,686,987.20

Finding the Fourth Proportional to 11,088,209.60, 16,632,314.40 and 7,686,987.20

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Solution

The fourth proportional to 11,088,209.60, 16,632,314.40 and 7,686,987.20 is: 11,530,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088,209.60 : 16,632,314.40 = 7,686,987.20 : x
  2. Step 2: Convert to fraction form
    11,088,209.60/16,632,314.40 = 7,686,987.20/x
  3. Step 3: Cross multiply
    11,088,209.60x = 16,632,314.40 × 7,686,987.20
  4. Step 4: Simplify right side
    11,088,209.60x = 127,852,387,899,175.69
  5. Step 5: Solve for x
    x = 127,852,387,899,175.69/11,088,209.60
  6. Step 6: Final answer
    x = 11,530,480.80

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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.