Home / 19,224,698.20-28,802,055.30-15,207,616.60

Finding the Fourth Proportional to 19,224,698.20, 28,802,055.30 and 15,207,616.60

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Solution

The fourth proportional to 19,224,698.20, 28,802,055.30 and 15,207,616.60 is: 22,783,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224,698.20 : 28,802,055.30 = 15,207,616.60 : x
  2. Step 2: Convert to fraction form
    19,224,698.20/28,802,055.30 = 15,207,616.60/x
  3. Step 3: Cross multiply
    19,224,698.20x = 28,802,055.30 × 15,207,616.60
  4. Step 4: Simplify right side
    19,224,698.20x = 438,010,614,294,398
  5. Step 5: Solve for x
    x = 438,010,614,294,398/19,224,698.20
  6. Step 6: Final answer
    x = 22,783,744.63

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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.