Home / 11,565,548.60-17,331,734.10-8,509,062.20

Finding the Fourth Proportional to 11,565,548.60, 17,331,734.10 and 8,509,062.20

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Solution

The fourth proportional to 11,565,548.60, 17,331,734.10 and 8,509,062.20 is: 12,751,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565,548.60 : 17,331,734.10 = 8,509,062.20 : x
  2. Step 2: Convert to fraction form
    11,565,548.60/17,331,734.10 = 8,509,062.20/x
  3. Step 3: Cross multiply
    11,565,548.60x = 17,331,734.10 × 8,509,062.20
  4. Step 4: Simplify right side
    11,565,548.60x = 147,476,803,490,761.03
  5. Step 5: Solve for x
    x = 147,476,803,490,761.03/11,565,548.60
  6. Step 6: Final answer
    x = 12,751,388.51

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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.