Home / 21,456,083.70-32,184,125.55-17,204,555.70

Finding the Fourth Proportional to 21,456,083.70, 32,184,125.55 and 17,204,555.70

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Solution

The fourth proportional to 21,456,083.70, 32,184,125.55 and 17,204,555.70 is: 25,806,833.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,456,083.70 : 32,184,125.55 = 17,204,555.70 : x
  2. Step 2: Convert to fraction form
    21,456,083.70/32,184,125.55 = 17,204,555.70/x
  3. Step 3: Cross multiply
    21,456,083.70x = 32,184,125.55 × 17,204,555.70
  4. Step 4: Simplify right side
    21,456,083.70x = 553,713,580,680,768.12
  5. Step 5: Solve for x
    x = 553,713,580,680,768.12/21,456,083.70
  6. Step 6: Final answer
    x = 25,806,833.55

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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.