Home / 10,204,035.56-15,307,936.86-4,220,870.12

Finding the Fourth Proportional to 10,204,035.56, 15,307,936.86 and 4,220,870.12

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Solution

The fourth proportional to 10,204,035.56, 15,307,936.86 and 4,220,870.12 is: 6,332,084.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204,035.56 : 15,307,936.86 = 4,220,870.12 : x
  2. Step 2: Convert to fraction form
    10,204,035.56/15,307,936.86 = 4,220,870.12/x
  3. Step 3: Cross multiply
    10,204,035.56x = 15,307,936.86 × 4,220,870.12
  4. Step 4: Simplify right side
    10,204,035.56x = 64,612,813,291,220.62
  5. Step 5: Solve for x
    x = 64,612,813,291,220.62/10,204,035.56
  6. Step 6: Final answer
    x = 6,332,084.29

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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.