Home / 18,164,220.39-25,072,698.30-10,824,355.17

Finding the Fourth Proportional to 18,164,220.39, 25,072,698.30 and 10,824,355.17

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Solution

The fourth proportional to 18,164,220.39, 25,072,698.30 and 10,824,355.17 is: 14,941,229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164,220.39 : 25,072,698.30 = 10,824,355.17 : x
  2. Step 2: Convert to fraction form
    18,164,220.39/25,072,698.30 = 10,824,355.17/x
  3. Step 3: Cross multiply
    18,164,220.39x = 25,072,698.30 × 10,824,355.17
  4. Step 4: Simplify right side
    18,164,220.39x = 271,395,791,469,455.22
  5. Step 5: Solve for x
    x = 271,395,791,469,455.22/18,164,220.39
  6. Step 6: Final answer
    x = 14,941,229.83

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1.5x scale

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.