Home / 21,343,847.05-32,016,656.31-6,197,778.55

Finding the Fourth Proportional to 21,343,847.05, 32,016,656.31 and 6,197,778.55

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Solution

The fourth proportional to 21,343,847.05, 32,016,656.31 and 6,197,778.55 is: 9,296,925.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,343,847.05 : 32,016,656.31 = 6,197,778.55 : x
  2. Step 2: Convert to fraction form
    21,343,847.05/32,016,656.31 = 6,197,778.55/x
  3. Step 3: Cross multiply
    21,343,847.05x = 32,016,656.31 × 6,197,778.55
  4. Step 4: Simplify right side
    21,343,847.05x = 198,432,145,720,840.12
  5. Step 5: Solve for x
    x = 198,432,145,720,840.12/21,343,847.05
  6. Step 6: Final answer
    x = 9,296,925.02

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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.