Home / 55,172,576.36-76,126,506.54-31,966,290.20

Finding the Fourth Proportional to 55,172,576.36, 76,126,506.54 and 31,966,290.20

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Solution

The fourth proportional to 55,172,576.36, 76,126,506.54 and 31,966,290.20 is: 44,106,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,172,576.36 : 76,126,506.54 = 31,966,290.20 : x
  2. Step 2: Convert to fraction form
    55,172,576.36/76,126,506.54 = 31,966,290.20/x
  3. Step 3: Cross multiply
    55,172,576.36x = 76,126,506.54 × 31,966,290.20
  4. Step 4: Simplify right side
    55,172,576.36x = 2,433,481,999,969,838
  5. Step 5: Solve for x
    x = 2,433,481,999,969,838/55,172,576.36
  6. Step 6: Final answer
    x = 44,106,731.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.