Home / 16,940,363.64-25,411,651.38-12,404,985.72

Finding the Fourth Proportional to 16,940,363.64, 25,411,651.38 and 12,404,985.72

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Solution

The fourth proportional to 16,940,363.64, 25,411,651.38 and 12,404,985.72 is: 18,608,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940,363.64 : 25,411,651.38 = 12,404,985.72 : x
  2. Step 2: Convert to fraction form
    16,940,363.64/25,411,651.38 = 12,404,985.72/x
  3. Step 3: Cross multiply
    16,940,363.64x = 25,411,651.38 × 12,404,985.72
  4. Step 4: Simplify right side
    16,940,363.64x = 315,231,172,490,518.31
  5. Step 5: Solve for x
    x = 315,231,172,490,518.31/16,940,363.64
  6. Step 6: Final answer
    x = 18,608,288.42

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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.