Home / 13,824,040.40-20,736,060.60-12,200,411.60

Finding the Fourth Proportional to 13,824,040.40, 20,736,060.60 and 12,200,411.60

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Solution

The fourth proportional to 13,824,040.40, 20,736,060.60 and 12,200,411.60 is: 18,300,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,040.40 : 20,736,060.60 = 12,200,411.60 : x
  2. Step 2: Convert to fraction form
    13,824,040.40/20,736,060.60 = 12,200,411.60/x
  3. Step 3: Cross multiply
    13,824,040.40x = 20,736,060.60 × 12,200,411.60
  4. Step 4: Simplify right side
    13,824,040.40x = 252,988,474,282,542.97
  5. Step 5: Solve for x
    x = 252,988,474,282,542.97/13,824,040.40
  6. Step 6: Final answer
    x = 18,300,617.40

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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.