Home / 20,152,832.94-30,221,588.53-6,503,933.31

Finding the Fourth Proportional to 20,152,832.94, 30,221,588.53 and 6,503,933.31

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Solution

The fourth proportional to 20,152,832.94, 30,221,588.53 and 6,503,933.31 is: 9,753,427.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,152,832.94 : 30,221,588.53 = 6,503,933.31 : x
  2. Step 2: Convert to fraction form
    20,152,832.94/30,221,588.53 = 6,503,933.31/x
  3. Step 3: Cross multiply
    20,152,832.94x = 30,221,588.53 × 6,503,933.31
  4. Step 4: Simplify right side
    20,152,832.94x = 196,559,196,216,179.91
  5. Step 5: Solve for x
    x = 196,559,196,216,179.91/20,152,832.94
  6. Step 6: Final answer
    x = 9,753,427.56

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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.