Home / 20,447,884.70-30,618,682.95-16,160,927.30

Finding the Fourth Proportional to 20,447,884.70, 30,618,682.95 and 16,160,927.30

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Solution

The fourth proportional to 20,447,884.70, 30,618,682.95 and 16,160,927.30 is: 24,199,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,447,884.70 : 30,618,682.95 = 16,160,927.30 : x
  2. Step 2: Convert to fraction form
    20,447,884.70/30,618,682.95 = 16,160,927.30/x
  3. Step 3: Cross multiply
    20,447,884.70x = 30,618,682.95 × 16,160,927.30
  4. Step 4: Simplify right side
    20,447,884.70x = 494,826,309,176,699.56
  5. Step 5: Solve for x
    x = 494,826,309,176,699.56/20,447,884.70
  6. Step 6: Final answer
    x = 24,199,388.66

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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.