Home / 18,125,318.70-25,015,069.70-10,179,167.00

Finding the Fourth Proportional to 18,125,318.70, 25,015,069.70 and 10,179,167.00

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Solution

The fourth proportional to 18,125,318.70, 25,015,069.70 and 10,179,167.00 is: 14,048,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125,318.70 : 25,015,069.70 = 10,179,167.00 : x
  2. Step 2: Convert to fraction form
    18,125,318.70/25,015,069.70 = 10,179,167.00/x
  3. Step 3: Cross multiply
    18,125,318.70x = 25,015,069.70 × 10,179,167.00
  4. Step 4: Simplify right side
    18,125,318.70x = 254,632,571,816,968.69
  5. Step 5: Solve for x
    x = 254,632,571,816,968.69/18,125,318.70
  6. Step 6: Final answer
    x = 14,048,446.60

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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.