Home / 52,857,520.36-79,283,094.39-31,428,490.66

Finding the Fourth Proportional to 52,857,520.36, 79,283,094.39 and 31,428,490.66

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Solution

The fourth proportional to 52,857,520.36, 79,283,094.39 and 31,428,490.66 is: 47,140,841.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,857,520.36 : 79,283,094.39 = 31,428,490.66 : x
  2. Step 2: Convert to fraction form
    52,857,520.36/79,283,094.39 = 31,428,490.66/x
  3. Step 3: Cross multiply
    52,857,520.36x = 79,283,094.39 × 31,428,490.66
  4. Step 4: Simplify right side
    52,857,520.36x = 2,491,747,991,532,013.50
  5. Step 5: Solve for x
    x = 2,491,747,991,532,013.50/52,857,520.36
  6. Step 6: Final answer
    x = 47,140,841.54

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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.