Home / 26,959,212.80-40,438,819.20-17,889,286.40

Finding the Fourth Proportional to 26,959,212.80, 40,438,819.20 and 17,889,286.40

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Solution

The fourth proportional to 26,959,212.80, 40,438,819.20 and 17,889,286.40 is: 26,833,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959,212.80 : 40,438,819.20 = 17,889,286.40 : x
  2. Step 2: Convert to fraction form
    26,959,212.80/40,438,819.20 = 17,889,286.40/x
  3. Step 3: Cross multiply
    26,959,212.80x = 40,438,819.20 × 17,889,286.40
  4. Step 4: Simplify right side
    26,959,212.80x = 723,421,618,346,618.88
  5. Step 5: Solve for x
    x = 723,421,618,346,618.88/26,959,212.80
  6. Step 6: Final answer
    x = 26,833,929.60

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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.