Home / 21,858,758.40-32,807,966.40-11,083,555.20

Finding the Fourth Proportional to 21,858,758.40, 32,807,966.40 and 11,083,555.20

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Solution

The fourth proportional to 21,858,758.40, 32,807,966.40 and 11,083,555.20 is: 16,635,387.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,858,758.40 : 32,807,966.40 = 11,083,555.20 : x
  2. Step 2: Convert to fraction form
    21,858,758.40/32,807,966.40 = 11,083,555.20/x
  3. Step 3: Cross multiply
    21,858,758.40x = 32,807,966.40 × 11,083,555.20
  4. Step 4: Simplify right side
    21,858,758.40x = 363,628,906,594,145.25
  5. Step 5: Solve for x
    x = 363,628,906,594,145.25/21,858,758.40
  6. Step 6: Final answer
    x = 16,635,387.06

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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.