Home / 14,656,505.50-20,228,403.24-8,132,236.84

Finding the Fourth Proportional to 14,656,505.50, 20,228,403.24 and 8,132,236.84

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Solution

The fourth proportional to 14,656,505.50, 20,228,403.24 and 8,132,236.84 is: 11,223,832.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,505.50 : 20,228,403.24 = 8,132,236.84 : x
  2. Step 2: Convert to fraction form
    14,656,505.50/20,228,403.24 = 8,132,236.84/x
  3. Step 3: Cross multiply
    14,656,505.50x = 20,228,403.24 × 8,132,236.84
  4. Step 4: Simplify right side
    14,656,505.50x = 164,502,166,042,703.34
  5. Step 5: Solve for x
    x = 164,502,166,042,703.34/14,656,505.50
  6. Step 6: Final answer
    x = 11,223,832.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.