Home / 11,585,536.92-15,988,788.29-6,428,898.46

Finding the Fourth Proportional to 11,585,536.92, 15,988,788.29 and 6,428,898.46

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Solution

The fourth proportional to 11,585,536.92, 15,988,788.29 and 6,428,898.46 is: 8,872,294.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585,536.92 : 15,988,788.29 = 6,428,898.46 : x
  2. Step 2: Convert to fraction form
    11,585,536.92/15,988,788.29 = 6,428,898.46/x
  3. Step 3: Cross multiply
    11,585,536.92x = 15,988,788.29 × 6,428,898.46
  4. Step 4: Simplify right side
    11,585,536.92x = 102,790,296,414,847.03
  5. Step 5: Solve for x
    x = 102,790,296,414,847.03/11,585,536.92
  6. Step 6: Final answer
    x = 8,872,294.58

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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.