Home / 27,647,999.20-41,471,998.80-7,455,282.40

Finding the Fourth Proportional to 27,647,999.20, 41,471,998.80 and 7,455,282.40

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Solution

The fourth proportional to 27,647,999.20, 41,471,998.80 and 7,455,282.40 is: 11,182,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,647,999.20 : 41,471,998.80 = 7,455,282.40 : x
  2. Step 2: Convert to fraction form
    27,647,999.20/41,471,998.80 = 7,455,282.40/x
  3. Step 3: Cross multiply
    27,647,999.20x = 41,471,998.80 × 7,455,282.40
  4. Step 4: Simplify right side
    27,647,999.20x = 309,185,462,746,461.12
  5. Step 5: Solve for x
    x = 309,185,462,746,461.12/27,647,999.20
  6. Step 6: Final answer
    x = 11,182,923.60

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Similar ratio
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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.