Home / 6,640,223.56-9,163,266.59-3,699,888.73

Finding the Fourth Proportional to 6,640,223.56, 9,163,266.59 and 3,699,888.73

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Solution

The fourth proportional to 6,640,223.56, 9,163,266.59 and 3,699,888.73 is: 5,105,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,223.56 : 9,163,266.59 = 3,699,888.73 : x
  2. Step 2: Convert to fraction form
    6,640,223.56/9,163,266.59 = 3,699,888.73/x
  3. Step 3: Cross multiply
    6,640,223.56x = 9,163,266.59 × 3,699,888.73
  4. Step 4: Simplify right side
    6,640,223.56x = 33,903,066,786,326.53
  5. Step 5: Solve for x
    x = 33,903,066,786,326.53/6,640,223.56
  6. Step 6: Final answer
    x = 5,105,711.65

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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.