Home / 13,683,744.12-20,525,192.82-6,500,448.12

Finding the Fourth Proportional to 13,683,744.12, 20,525,192.82 and 6,500,448.12

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Solution

The fourth proportional to 13,683,744.12, 20,525,192.82 and 6,500,448.12 is: 9,750,471.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,683,744.12 : 20,525,192.82 = 6,500,448.12 : x
  2. Step 2: Convert to fraction form
    13,683,744.12/20,525,192.82 = 6,500,448.12/x
  3. Step 3: Cross multiply
    13,683,744.12x = 20,525,192.82 × 6,500,448.12
  4. Step 4: Simplify right side
    13,683,744.12x = 133,422,951,079,406.50
  5. Step 5: Solve for x
    x = 133,422,951,079,406.50/13,683,744.12
  6. Step 6: Final answer
    x = 9,750,471.06

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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.