Home / 8,613,049.32-12,921,465.71-2,547,308.14

Finding the Fourth Proportional to 8,613,049.32, 12,921,465.71 and 2,547,308.14

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Solution

The fourth proportional to 8,613,049.32, 12,921,465.71 and 2,547,308.14 is: 3,821,521.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,049.32 : 12,921,465.71 = 2,547,308.14 : x
  2. Step 2: Convert to fraction form
    8,613,049.32/12,921,465.71 = 2,547,308.14/x
  3. Step 3: Cross multiply
    8,613,049.32x = 12,921,465.71 × 2,547,308.14
  4. Step 4: Simplify right side
    8,613,049.32x = 32,914,954,719,206.55
  5. Step 5: Solve for x
    x = 32,914,954,719,206.55/8,613,049.32
  6. Step 6: Final answer
    x = 3,821,521.68

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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.