Home / 11,095,126.40-16,642,689.60-9,079,587.20

Finding the Fourth Proportional to 11,095,126.40, 16,642,689.60 and 9,079,587.20

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Solution

The fourth proportional to 11,095,126.40, 16,642,689.60 and 9,079,587.20 is: 13,619,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,095,126.40 : 16,642,689.60 = 9,079,587.20 : x
  2. Step 2: Convert to fraction form
    11,095,126.40/16,642,689.60 = 9,079,587.20/x
  3. Step 3: Cross multiply
    11,095,126.40x = 16,642,689.60 × 9,079,587.20
  4. Step 4: Simplify right side
    11,095,126.40x = 151,108,751,465,733.09
  5. Step 5: Solve for x
    x = 151,108,751,465,733.09/11,095,126.40
  6. Step 6: Final answer
    x = 13,619,380.80

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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.