Home / 21,774,214.40-32,673,763.20-8,320,697.60

Finding the Fourth Proportional to 21,774,214.40, 32,673,763.20 and 8,320,697.60

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Solution

The fourth proportional to 21,774,214.40, 32,673,763.20 and 8,320,697.60 is: 12,485,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,774,214.40 : 32,673,763.20 = 8,320,697.60 : x
  2. Step 2: Convert to fraction form
    21,774,214.40/32,673,763.20 = 8,320,697.60/x
  3. Step 3: Cross multiply
    21,774,214.40x = 32,673,763.20 × 8,320,697.60
  4. Step 4: Simplify right side
    21,774,214.40x = 271,868,503,041,208.31
  5. Step 5: Solve for x
    x = 271,868,503,041,208.31/21,774,214.40
  6. Step 6: Final answer
    x = 12,485,800.78

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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.