Home / 15,414,795.52-23,114,951.80-8,939,710.90

Finding the Fourth Proportional to 15,414,795.52, 23,114,951.80 and 8,939,710.90

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Solution

The fourth proportional to 15,414,795.52, 23,114,951.80 and 8,939,710.90 is: 13,405,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414,795.52 : 23,114,951.80 = 8,939,710.90 : x
  2. Step 2: Convert to fraction form
    15,414,795.52/23,114,951.80 = 8,939,710.90/x
  3. Step 3: Cross multiply
    15,414,795.52x = 23,114,951.80 × 8,939,710.90
  4. Step 4: Simplify right side
    15,414,795.52x = 206,640,986,456,948.72
  5. Step 5: Solve for x
    x = 206,640,986,456,948.72/15,414,795.52
  6. Step 6: Final answer
    x = 13,405,366.70

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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.