Home / 13,122,057.80-19,683,086.70-6,744,765.80

Finding the Fourth Proportional to 13,122,057.80, 19,683,086.70 and 6,744,765.80

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Solution

The fourth proportional to 13,122,057.80, 19,683,086.70 and 6,744,765.80 is: 10,117,148.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,057.80 : 19,683,086.70 = 6,744,765.80 : x
  2. Step 2: Convert to fraction form
    13,122,057.80/19,683,086.70 = 6,744,765.80/x
  3. Step 3: Cross multiply
    13,122,057.80x = 19,683,086.70 × 6,744,765.80
  4. Step 4: Simplify right side
    13,122,057.80x = 132,757,810,012,594.84
  5. Step 5: Solve for x
    x = 132,757,810,012,594.84/13,122,057.80
  6. Step 6: Final answer
    x = 10,117,148.70

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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.