Home / 7,074,453.21-9,755,809.90-4,491,649.95

Finding the Fourth Proportional to 7,074,453.21, 9,755,809.90 and 4,491,649.95

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Solution

The fourth proportional to 7,074,453.21, 9,755,809.90 and 4,491,649.95 is: 6,194,073.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074,453.21 : 9,755,809.90 = 4,491,649.95 : x
  2. Step 2: Convert to fraction form
    7,074,453.21/9,755,809.90 = 4,491,649.95/x
  3. Step 3: Cross multiply
    7,074,453.21x = 9,755,809.90 × 4,491,649.95
  4. Step 4: Simplify right side
    7,074,453.21x = 43,819,683,049,544.51
  5. Step 5: Solve for x
    x = 43,819,683,049,544.51/7,074,453.21
  6. Step 6: Final answer
    x = 6,194,073.49

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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.