Home / 12,217,922.42-16,859,749.66-7,061,617.94

Finding the Fourth Proportional to 12,217,922.42, 16,859,749.66 and 7,061,617.94

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Solution

The fourth proportional to 12,217,922.42, 16,859,749.66 and 7,061,617.94 is: 9,744,464.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,922.42 : 16,859,749.66 = 7,061,617.94 : x
  2. Step 2: Convert to fraction form
    12,217,922.42/16,859,749.66 = 7,061,617.94/x
  3. Step 3: Cross multiply
    12,217,922.42x = 16,859,749.66 × 7,061,617.94
  4. Step 4: Simplify right side
    12,217,922.42x = 119,057,110,561,012.09
  5. Step 5: Solve for x
    x = 119,057,110,561,012.09/12,217,922.42
  6. Step 6: Final answer
    x = 9,744,464.44

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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.