Home / 12,040,734.88-18,066,162.36-7,495,585.60

Finding the Fourth Proportional to 12,040,734.88, 18,066,162.36 and 7,495,585.60

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Solution

The fourth proportional to 12,040,734.88, 18,066,162.36 and 7,495,585.60 is: 11,246,528.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040,734.88 : 18,066,162.36 = 7,495,585.60 : x
  2. Step 2: Convert to fraction form
    12,040,734.88/18,066,162.36 = 7,495,585.60/x
  3. Step 3: Cross multiply
    12,040,734.88x = 18,066,162.36 × 7,495,585.60
  4. Step 4: Simplify right side
    12,040,734.88x = 135,416,466,432,878
  5. Step 5: Solve for x
    x = 135,416,466,432,878/12,040,734.88
  6. Step 6: Final answer
    x = 11,246,528.37

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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.