Home / 26,154,328.80-39,234,921.12-8,641,067.72

Finding the Fourth Proportional to 26,154,328.80, 39,234,921.12 and 8,641,067.72

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Solution

The fourth proportional to 26,154,328.80, 39,234,921.12 and 8,641,067.72 is: 12,962,734.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154,328.80 : 39,234,921.12 = 8,641,067.72 : x
  2. Step 2: Convert to fraction form
    26,154,328.80/39,234,921.12 = 8,641,067.72/x
  3. Step 3: Cross multiply
    26,154,328.80x = 39,234,921.12 × 8,641,067.72
  4. Step 4: Simplify right side
    26,154,328.80x = 339,031,610,386,778.25
  5. Step 5: Solve for x
    x = 339,031,610,386,778.25/26,154,328.80
  6. Step 6: Final answer
    x = 12,962,734.12

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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.