Home / 21,728,046.40-32,592,069.60-11,650,350.40

Finding the Fourth Proportional to 21,728,046.40, 32,592,069.60 and 11,650,350.40

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Solution

The fourth proportional to 21,728,046.40, 32,592,069.60 and 11,650,350.40 is: 17,475,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,728,046.40 : 32,592,069.60 = 11,650,350.40 : x
  2. Step 2: Convert to fraction form
    21,728,046.40/32,592,069.60 = 11,650,350.40/x
  3. Step 3: Cross multiply
    21,728,046.40x = 32,592,069.60 × 11,650,350.40
  4. Step 4: Simplify right side
    21,728,046.40x = 379,709,031,101,187.88
  5. Step 5: Solve for x
    x = 379,709,031,101,187.88/21,728,046.40
  6. Step 6: Final answer
    x = 17,475,525.60

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Similar ratio
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1.5x scale

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.