Home / 14,062,695.30-19,409,554.94-8,557,843.78

Finding the Fourth Proportional to 14,062,695.30, 19,409,554.94 and 8,557,843.78

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Solution

The fourth proportional to 14,062,695.30, 19,409,554.94 and 8,557,843.78 is: 11,811,671.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,062,695.30 : 19,409,554.94 = 8,557,843.78 : x
  2. Step 2: Convert to fraction form
    14,062,695.30/19,409,554.94 = 8,557,843.78/x
  3. Step 3: Cross multiply
    14,062,695.30x = 19,409,554.94 × 8,557,843.78
  4. Step 4: Simplify right side
    14,062,695.30x = 166,103,938,970,024.31
  5. Step 5: Solve for x
    x = 166,103,938,970,024.31/14,062,695.30
  6. Step 6: Final answer
    x = 11,811,671.62

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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.