Home / 7,269,965.74-10,032,422.56-3,962,289.76

Finding the Fourth Proportional to 7,269,965.74, 10,032,422.56 and 3,962,289.76

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Solution

The fourth proportional to 7,269,965.74, 10,032,422.56 and 3,962,289.76 is: 5,467,888.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269,965.74 : 10,032,422.56 = 3,962,289.76 : x
  2. Step 2: Convert to fraction form
    7,269,965.74/10,032,422.56 = 3,962,289.76/x
  3. Step 3: Cross multiply
    7,269,965.74x = 10,032,422.56 × 3,962,289.76
  4. Step 4: Simplify right side
    7,269,965.74x = 39,751,365,177,480.98
  5. Step 5: Solve for x
    x = 39,751,365,177,480.98/7,269,965.74
  6. Step 6: Final answer
    x = 5,467,888.93

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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.