Home / 19,964,987.20-29,947,480.80-10,895,060.80

Finding the Fourth Proportional to 19,964,987.20, 29,947,480.80 and 10,895,060.80

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Solution

The fourth proportional to 19,964,987.20, 29,947,480.80 and 10,895,060.80 is: 16,342,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964,987.20 : 29,947,480.80 = 10,895,060.80 : x
  2. Step 2: Convert to fraction form
    19,964,987.20/29,947,480.80 = 10,895,060.80/x
  3. Step 3: Cross multiply
    19,964,987.20x = 29,947,480.80 × 10,895,060.80
  4. Step 4: Simplify right side
    19,964,987.20x = 326,279,624,122,832.69
  5. Step 5: Solve for x
    x = 326,279,624,122,832.69/19,964,987.20
  6. Step 6: Final answer
    x = 16,342,591.20

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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.