Home / 19,641,255.80-29,412,117.30-15,659,943.80

Finding the Fourth Proportional to 19,641,255.80, 29,412,117.30 and 15,659,943.80

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Solution

The fourth proportional to 19,641,255.80, 29,412,117.30 and 15,659,943.80 is: 23,450,237.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641,255.80 : 29,412,117.30 = 15,659,943.80 : x
  2. Step 2: Convert to fraction form
    19,641,255.80/29,412,117.30 = 15,659,943.80/x
  3. Step 3: Cross multiply
    19,641,255.80x = 29,412,117.30 × 15,659,943.80
  4. Step 4: Simplify right side
    19,641,255.80x = 460,592,103,957,007.75
  5. Step 5: Solve for x
    x = 460,592,103,957,007.75/19,641,255.80
  6. Step 6: Final answer
    x = 23,450,237.02

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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.