Home / 13,623,164.92-18,804,523.21-8,118,266.00

Finding the Fourth Proportional to 13,623,164.92, 18,804,523.21 and 8,118,266.00

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Solution

The fourth proportional to 13,623,164.92, 18,804,523.21 and 8,118,266.00 is: 11,205,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623,164.92 : 18,804,523.21 = 8,118,266.00 : x
  2. Step 2: Convert to fraction form
    13,623,164.92/18,804,523.21 = 8,118,266.00/x
  3. Step 3: Cross multiply
    13,623,164.92x = 18,804,523.21 × 8,118,266.00
  4. Step 4: Simplify right side
    13,623,164.92x = 152,660,121,448,669.50
  5. Step 5: Solve for x
    x = 152,660,121,448,669.50/13,623,164.92
  6. Step 6: Final answer
    x = 11,205,921.85

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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.