Home / 15,633,779.14-21,574,617.26-8,664,906.61

Finding the Fourth Proportional to 15,633,779.14, 21,574,617.26 and 8,664,906.61

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Solution

The fourth proportional to 15,633,779.14, 21,574,617.26 and 8,664,906.61 is: 11,957,572.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,633,779.14 : 21,574,617.26 = 8,664,906.61 : x
  2. Step 2: Convert to fraction form
    15,633,779.14/21,574,617.26 = 8,664,906.61/x
  3. Step 3: Cross multiply
    15,633,779.14x = 21,574,617.26 × 8,664,906.61
  4. Step 4: Simplify right side
    15,633,779.14x = 186,942,043,704,394.09
  5. Step 5: Solve for x
    x = 186,942,043,704,394.09/15,633,779.14
  6. Step 6: Final answer
    x = 11,957,572.26

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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.