Home / 18,411,963.88-27,616,943.88-5,632,468.60

Finding the Fourth Proportional to 18,411,963.88, 27,616,943.88 and 5,632,468.60

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Solution

The fourth proportional to 18,411,963.88, 27,616,943.88 and 5,632,468.60 is: 8,448,396.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411,963.88 : 27,616,943.88 = 5,632,468.60 : x
  2. Step 2: Convert to fraction form
    18,411,963.88/27,616,943.88 = 5,632,468.60/x
  3. Step 3: Cross multiply
    18,411,963.88x = 27,616,943.88 × 5,632,468.60
  4. Step 4: Simplify right side
    18,411,963.88x = 155,551,569,232,062.16
  5. Step 5: Solve for x
    x = 155,551,569,232,062.16/18,411,963.88
  6. Step 6: Final answer
    x = 8,448,396.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.