Home / 20,916,622.42-31,374,958.27-6,539,766.10

Finding the Fourth Proportional to 20,916,622.42, 31,374,958.27 and 6,539,766.10

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Solution

The fourth proportional to 20,916,622.42, 31,374,958.27 and 6,539,766.10 is: 9,809,656.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,916,622.42 : 31,374,958.27 = 6,539,766.10 : x
  2. Step 2: Convert to fraction form
    20,916,622.42/31,374,958.27 = 6,539,766.10/x
  3. Step 3: Cross multiply
    20,916,622.42x = 31,374,958.27 × 6,539,766.10
  4. Step 4: Simplify right side
    20,916,622.42x = 205,184,888,483,060.62
  5. Step 5: Solve for x
    x = 205,184,888,483,060.62/20,916,622.42
  6. Step 6: Final answer
    x = 9,809,656.85

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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.