Home / 14,419,221.18-21,613,879.98-9,015,464.94

Finding the Fourth Proportional to 14,419,221.18, 21,613,879.98 and 9,015,464.94

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Solution

The fourth proportional to 14,419,221.18, 21,613,879.98 and 9,015,464.94 is: 13,513,848.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419,221.18 : 21,613,879.98 = 9,015,464.94 : x
  2. Step 2: Convert to fraction form
    14,419,221.18/21,613,879.98 = 9,015,464.94/x
  3. Step 3: Cross multiply
    14,419,221.18x = 21,613,879.98 × 9,015,464.94
  4. Step 4: Simplify right side
    14,419,221.18x = 194,859,177,177,057.91
  5. Step 5: Solve for x
    x = 194,859,177,177,057.91/14,419,221.18
  6. Step 6: Final answer
    x = 13,513,848.96

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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.