Home / 7,269,963.74-10,032,419.80-3,962,287.76

Finding the Fourth Proportional to 7,269,963.74, 10,032,419.80 and 3,962,287.76

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Solution

The fourth proportional to 7,269,963.74, 10,032,419.80 and 3,962,287.76 is: 5,467,886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269,963.74 : 10,032,419.80 = 3,962,287.76 : x
  2. Step 2: Convert to fraction form
    7,269,963.74/10,032,419.80 = 3,962,287.76/x
  3. Step 3: Cross multiply
    7,269,963.74x = 10,032,419.80 × 3,962,287.76
  4. Step 4: Simplify right side
    7,269,963.74x = 39,751,334,131,512.41
  5. Step 5: Solve for x
    x = 39,751,334,131,512.41/7,269,963.74
  6. Step 6: Final answer
    x = 5,467,886.16

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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.