Home / 18,149,248.80-27,223,873.20-13,047,415.20

Finding the Fourth Proportional to 18,149,248.80, 27,223,873.20 and 13,047,415.20

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Solution

The fourth proportional to 18,149,248.80, 27,223,873.20 and 13,047,415.20 is: 19,571,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,248.80 : 27,223,873.20 = 13,047,415.20 : x
  2. Step 2: Convert to fraction form
    18,149,248.80/27,223,873.20 = 13,047,415.20/x
  3. Step 3: Cross multiply
    18,149,248.80x = 27,223,873.20 × 13,047,415.20
  4. Step 4: Simplify right side
    18,149,248.80x = 355,201,176,992,552.62
  5. Step 5: Solve for x
    x = 355,201,176,992,552.62/18,149,248.80
  6. Step 6: Final answer
    x = 19,571,122.80

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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.