Home / 21,996,216.40-33,006,134.40-9,218,012.80

Finding the Fourth Proportional to 21,996,216.40, 33,006,134.40 and 9,218,012.80

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Solution

The fourth proportional to 21,996,216.40, 33,006,134.40 and 9,218,012.80 is: 13,831,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,996,216.40 : 33,006,134.40 = 9,218,012.80 : x
  2. Step 2: Convert to fraction form
    21,996,216.40/33,006,134.40 = 9,218,012.80/x
  3. Step 3: Cross multiply
    21,996,216.40x = 33,006,134.40 × 9,218,012.80
  4. Step 4: Simplify right side
    21,996,216.40x = 304,250,969,377,720.31
  5. Step 5: Solve for x
    x = 304,250,969,377,720.31/21,996,216.40
  6. Step 6: Final answer
    x = 13,831,968.36

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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.