Home / 13,221,011.80-19,831,517.70-13,221,011.80

Finding the Fourth Proportional to 13,221,011.80, 19,831,517.70 and 13,221,011.80

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Solution

The fourth proportional to 13,221,011.80, 19,831,517.70 and 13,221,011.80 is: 19,831,517.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,221,011.80 : 19,831,517.70 = 13,221,011.80 : x
  2. Step 2: Convert to fraction form
    13,221,011.80/19,831,517.70 = 13,221,011.80/x
  3. Step 3: Cross multiply
    13,221,011.80x = 19,831,517.70 × 13,221,011.80
  4. Step 4: Simplify right side
    13,221,011.80x = 262,192,729,523,608.88
  5. Step 5: Solve for x
    x = 262,192,729,523,608.88/13,221,011.80
  6. Step 6: Final answer
    x = 19,831,517.70

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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.