Home / 63,268,431.72-94,878,112.24-21,761,415.70

Finding the Fourth Proportional to 63,268,431.72, 94,878,112.24 and 21,761,415.70

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Solution

The fourth proportional to 63,268,431.72, 94,878,112.24 and 21,761,415.70 is: 32,633,684.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,268,431.72 : 94,878,112.24 = 21,761,415.70 : x
  2. Step 2: Convert to fraction form
    63,268,431.72/94,878,112.24 = 21,761,415.70/x
  3. Step 3: Cross multiply
    63,268,431.72x = 94,878,112.24 × 21,761,415.70
  4. Step 4: Simplify right side
    63,268,431.72x = 2,064,682,041,487,186
  5. Step 5: Solve for x
    x = 2,064,682,041,487,186/63,268,431.72
  6. Step 6: Final answer
    x = 32,633,684.53

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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.