Home / 54,830,722.20-82,277,576.10-20,776,507.80

Finding the Fourth Proportional to 54,830,722.20, 82,277,576.10 and 20,776,507.80

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Solution

The fourth proportional to 54,830,722.20, 82,277,576.10 and 20,776,507.80 is: 31,176,694.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,830,722.20 : 82,277,576.10 = 20,776,507.80 : x
  2. Step 2: Convert to fraction form
    54,830,722.20/82,277,576.10 = 20,776,507.80/x
  3. Step 3: Cross multiply
    54,830,722.20x = 82,277,576.10 × 20,776,507.80
  4. Step 4: Simplify right side
    54,830,722.20x = 1,709,440,701,606,743.50
  5. Step 5: Solve for x
    x = 1,709,440,701,606,743.50/54,830,722.20
  6. Step 6: Final answer
    x = 31,176,694.98

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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.