Home / 13,322,399.04-18,385,978.83-10,591,622.69

Finding the Fourth Proportional to 13,322,399.04, 18,385,978.83 and 10,591,622.69

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Solution

The fourth proportional to 13,322,399.04, 18,385,978.83 and 10,591,622.69 is: 14,617,288.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322,399.04 : 18,385,978.83 = 10,591,622.69 : x
  2. Step 2: Convert to fraction form
    13,322,399.04/18,385,978.83 = 10,591,622.69/x
  3. Step 3: Cross multiply
    13,322,399.04x = 18,385,978.83 × 10,591,622.69
  4. Step 4: Simplify right side
    13,322,399.04x = 194,737,350,461,757.75
  5. Step 5: Solve for x
    x = 194,737,350,461,757.75/13,322,399.04
  6. Step 6: Final answer
    x = 14,617,288.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.