Home / 13,738,824.82-20,610,613.73-4,640,988.66

Finding the Fourth Proportional to 13,738,824.82, 20,610,613.73 and 4,640,988.66

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Solution

The fourth proportional to 13,738,824.82, 20,610,613.73 and 4,640,988.66 is: 6,962,285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,824.82 : 20,610,613.73 = 4,640,988.66 : x
  2. Step 2: Convert to fraction form
    13,738,824.82/20,610,613.73 = 4,640,988.66/x
  3. Step 3: Cross multiply
    13,738,824.82x = 20,610,613.73 × 4,640,988.66
  4. Step 4: Simplify right side
    13,738,824.82x = 95,653,624,596,570.31
  5. Step 5: Solve for x
    x = 95,653,624,596,570.31/13,738,824.82
  6. Step 6: Final answer
    x = 6,962,285.77

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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.