Home / 22,411,103.91-33,591,155.57-13,638,033.12

Finding the Fourth Proportional to 22,411,103.91, 33,591,155.57 and 13,638,033.12

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Solution

The fourth proportional to 22,411,103.91, 33,591,155.57 and 13,638,033.12 is: 20,441,531.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,411,103.91 : 33,591,155.57 = 13,638,033.12 : x
  2. Step 2: Convert to fraction form
    22,411,103.91/33,591,155.57 = 13,638,033.12/x
  3. Step 3: Cross multiply
    22,411,103.91x = 33,591,155.57 × 13,638,033.12
  4. Step 4: Simplify right side
    22,411,103.91x = 458,117,291,966,586.50
  5. Step 5: Solve for x
    x = 458,117,291,966,586.50/22,411,103.91
  6. Step 6: Final answer
    x = 20,441,531.75

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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.