Home / 17,967,354.20-26,951,031.30-12,865,520.60

Finding the Fourth Proportional to 17,967,354.20, 26,951,031.30 and 12,865,520.60

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Solution

The fourth proportional to 17,967,354.20, 26,951,031.30 and 12,865,520.60 is: 19,298,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,967,354.20 : 26,951,031.30 = 12,865,520.60 : x
  2. Step 2: Convert to fraction form
    17,967,354.20/26,951,031.30 = 12,865,520.60/x
  3. Step 3: Cross multiply
    17,967,354.20x = 26,951,031.30 × 12,865,520.60
  4. Step 4: Simplify right side
    17,967,354.20x = 346,739,048,381,394.75
  5. Step 5: Solve for x
    x = 346,739,048,381,394.75/17,967,354.20
  6. Step 6: Final answer
    x = 19,298,280.90

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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.