Home / 55,049,259.30-82,571,264.55-18,654,080.10

Finding the Fourth Proportional to 55,049,259.30, 82,571,264.55 and 18,654,080.10

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Solution

The fourth proportional to 55,049,259.30, 82,571,264.55 and 18,654,080.10 is: 27,980,230.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049,259.30 : 82,571,264.55 = 18,654,080.10 : x
  2. Step 2: Convert to fraction form
    55,049,259.30/82,571,264.55 = 18,654,080.10/x
  3. Step 3: Cross multiply
    55,049,259.30x = 82,571,264.55 × 18,654,080.10
  4. Step 4: Simplify right side
    55,049,259.30x = 1,540,290,982,873,990.50
  5. Step 5: Solve for x
    x = 1,540,290,982,873,990.50/55,049,259.30
  6. Step 6: Final answer
    x = 27,980,230.84

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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.