Home / 9,196,446.60-12,690,143.51-5,663,684.25

Finding the Fourth Proportional to 9,196,446.60, 12,690,143.51 and 5,663,684.25

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Solution

The fourth proportional to 9,196,446.60, 12,690,143.51 and 5,663,684.25 is: 7,815,297.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,196,446.60 : 12,690,143.51 = 5,663,684.25 : x
  2. Step 2: Convert to fraction form
    9,196,446.60/12,690,143.51 = 5,663,684.25/x
  3. Step 3: Cross multiply
    9,196,446.60x = 12,690,143.51 × 5,663,684.25
  4. Step 4: Simplify right side
    9,196,446.60x = 71,872,965,899,508.30
  5. Step 5: Solve for x
    x = 71,872,965,899,508.30/9,196,446.60
  6. Step 6: Final answer
    x = 7,815,297.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.