Home / 54,436,019.40-81,654,029.10-35,162,425.80

Finding the Fourth Proportional to 54,436,019.40, 81,654,029.10 and 35,162,425.80

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Solution

The fourth proportional to 54,436,019.40, 81,654,029.10 and 35,162,425.80 is: 52,743,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,436,019.40 : 81,654,029.10 = 35,162,425.80 : x
  2. Step 2: Convert to fraction form
    54,436,019.40/81,654,029.10 = 35,162,425.80/x
  3. Step 3: Cross multiply
    54,436,019.40x = 81,654,029.10 × 35,162,425.80
  4. Step 4: Simplify right side
    54,436,019.40x = 2,871,153,739,499,790.50
  5. Step 5: Solve for x
    x = 2,871,153,739,499,790.50/54,436,019.40
  6. Step 6: Final answer
    x = 52,743,638.70

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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.