Home / 15,975,092.80-23,966,138.40-5,190,558.40

Finding the Fourth Proportional to 15,975,092.80, 23,966,138.40 and 5,190,558.40

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Solution

The fourth proportional to 15,975,092.80, 23,966,138.40 and 5,190,558.40 is: 7,786,974.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,975,092.80 : 23,966,138.40 = 5,190,558.40 : x
  2. Step 2: Convert to fraction form
    15,975,092.80/23,966,138.40 = 5,190,558.40/x
  3. Step 3: Cross multiply
    15,975,092.80x = 23,966,138.40 × 5,190,558.40
  4. Step 4: Simplify right side
    15,975,092.80x = 124,397,640,987,682.56
  5. Step 5: Solve for x
    x = 124,397,640,987,682.56/15,975,092.80
  6. Step 6: Final answer
    x = 7,786,974.55

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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.