Home / 21,380,230.10-32,033,020.35-18,394,246.10

Finding the Fourth Proportional to 21,380,230.10, 32,033,020.35 and 18,394,246.10

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Solution

The fourth proportional to 21,380,230.10, 32,033,020.35 and 18,394,246.10 is: 27,559,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,380,230.10 : 32,033,020.35 = 18,394,246.10 : x
  2. Step 2: Convert to fraction form
    21,380,230.10/32,033,020.35 = 18,394,246.10/x
  3. Step 3: Cross multiply
    21,380,230.10x = 32,033,020.35 × 18,394,246.10
  4. Step 4: Simplify right side
    21,380,230.10x = 589,223,259,644,208.25
  5. Step 5: Solve for x
    x = 589,223,259,644,208.25/21,380,230.10
  6. Step 6: Final answer
    x = 27,559,257.17

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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.