Home / 4,672,583.21-6,448,127.33-2,712,643.13

Finding the Fourth Proportional to 4,672,583.21, 6,448,127.33 and 2,712,643.13

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Solution

The fourth proportional to 4,672,583.21, 6,448,127.33 and 2,712,643.13 is: 3,743,425.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672,583.21 : 6,448,127.33 = 2,712,643.13 : x
  2. Step 2: Convert to fraction form
    4,672,583.21/6,448,127.33 = 2,712,643.13/x
  3. Step 3: Cross multiply
    4,672,583.21x = 6,448,127.33 × 2,712,643.13
  4. Step 4: Simplify right side
    4,672,583.21x = 17,491,468,325,991.67
  5. Step 5: Solve for x
    x = 17,491,468,325,991.67/4,672,583.21
  6. Step 6: Final answer
    x = 3,743,425.75

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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.