Home / 78,474,714.03-117,635,701.01-37,523,576.43

Finding the Fourth Proportional to 78,474,714.03, 117,635,701.01 and 37,523,576.43

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Solution

The fourth proportional to 78,474,714.03, 117,635,701.01 and 37,523,576.43 is: 56,248,847.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,474,714.03 : 117,635,701.01 = 37,523,576.43 : x
  2. Step 2: Convert to fraction form
    78,474,714.03/117,635,701.01 = 37,523,576.43/x
  3. Step 3: Cross multiply
    78,474,714.03x = 117,635,701.01 × 37,523,576.43
  4. Step 4: Simplify right side
    78,474,714.03x = 4,414,112,217,557,745
  5. Step 5: Solve for x
    x = 4,414,112,217,557,745/78,474,714.03
  6. Step 6: Final answer
    x = 56,248,847.44

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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.