Home / 63,968,643.62-95,952,891.11-20,837,777.79

Finding the Fourth Proportional to 63,968,643.62, 95,952,891.11 and 20,837,777.79

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Solution

The fourth proportional to 63,968,643.62, 95,952,891.11 and 20,837,777.79 is: 31,256,642.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,968,643.62 : 95,952,891.11 = 20,837,777.79 : x
  2. Step 2: Convert to fraction form
    63,968,643.62/95,952,891.11 = 20,837,777.79/x
  3. Step 3: Cross multiply
    63,968,643.62x = 95,952,891.11 × 20,837,777.79
  4. Step 4: Simplify right side
    63,968,643.62x = 1,999,445,023,154,057.50
  5. Step 5: Solve for x
    x = 1,999,445,023,154,057.50/63,968,643.62
  6. Step 6: Final answer
    x = 31,256,642.48

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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.