Home / 54,440,998.20-81,661,497.30-47,050,687.80

Finding the Fourth Proportional to 54,440,998.20, 81,661,497.30 and 47,050,687.80

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Solution

The fourth proportional to 54,440,998.20, 81,661,497.30 and 47,050,687.80 is: 70,576,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,440,998.20 : 81,661,497.30 = 47,050,687.80 : x
  2. Step 2: Convert to fraction form
    54,440,998.20/81,661,497.30 = 47,050,687.80/x
  3. Step 3: Cross multiply
    54,440,998.20x = 81,661,497.30 × 47,050,687.80
  4. Step 4: Simplify right side
    54,440,998.20x = 3,842,229,614,742,842.50
  5. Step 5: Solve for x
    x = 3,842,229,614,742,842.50/54,440,998.20
  6. Step 6: Final answer
    x = 70,576,031.70

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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.