Home / 15,294,194.52-21,106,545.30-8,324,535.18

Finding the Fourth Proportional to 15,294,194.52, 21,106,545.30 and 8,324,535.18

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Solution

The fourth proportional to 15,294,194.52, 21,106,545.30 and 8,324,535.18 is: 11,488,161.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294,194.52 : 21,106,545.30 = 8,324,535.18 : x
  2. Step 2: Convert to fraction form
    15,294,194.52/21,106,545.30 = 8,324,535.18/x
  3. Step 3: Cross multiply
    15,294,194.52x = 21,106,545.30 × 8,324,535.18
  4. Step 4: Simplify right side
    15,294,194.52x = 175,702,178,773,745.97
  5. Step 5: Solve for x
    x = 175,702,178,773,745.97/15,294,194.52
  6. Step 6: Final answer
    x = 11,488,161.64

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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.