Home / 18,383,551.20-27,575,326.80-13,600,582.20

Finding the Fourth Proportional to 18,383,551.20, 27,575,326.80 and 13,600,582.20

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Solution

The fourth proportional to 18,383,551.20, 27,575,326.80 and 13,600,582.20 is: 20,400,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383,551.20 : 27,575,326.80 = 13,600,582.20 : x
  2. Step 2: Convert to fraction form
    18,383,551.20/27,575,326.80 = 13,600,582.20/x
  3. Step 3: Cross multiply
    18,383,551.20x = 27,575,326.80 × 13,600,582.20
  4. Step 4: Simplify right side
    18,383,551.20x = 375,040,498,835,262.94
  5. Step 5: Solve for x
    x = 375,040,498,835,262.94/18,383,551.20
  6. Step 6: Final answer
    x = 20,400,873.30

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1.5x scale

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.