Home / 21,668,118.39-32,512,816.16-8,713,745.25

Finding the Fourth Proportional to 21,668,118.39, 32,512,816.16 and 8,713,745.25

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Solution

The fourth proportional to 21,668,118.39, 32,512,816.16 and 8,713,745.25 is: 13,074,896.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668,118.39 : 32,512,816.16 = 8,713,745.25 : x
  2. Step 2: Convert to fraction form
    21,668,118.39/32,512,816.16 = 8,713,745.25/x
  3. Step 3: Cross multiply
    21,668,118.39x = 32,512,816.16 × 8,713,745.25
  4. Step 4: Simplify right side
    21,668,118.39x = 283,308,397,334,754.50
  5. Step 5: Solve for x
    x = 283,308,397,334,754.50/21,668,118.39
  6. Step 6: Final answer
    x = 13,074,896.13

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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.