Home / 18,691,400.25-25,794,468.27-10,962,017.37

Finding the Fourth Proportional to 18,691,400.25, 25,794,468.27 and 10,962,017.37

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Solution

The fourth proportional to 18,691,400.25, 25,794,468.27 and 10,962,017.37 is: 15,127,780.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,691,400.25 : 25,794,468.27 = 10,962,017.37 : x
  2. Step 2: Convert to fraction form
    18,691,400.25/25,794,468.27 = 10,962,017.37/x
  3. Step 3: Cross multiply
    18,691,400.25x = 25,794,468.27 × 10,962,017.37
  4. Step 4: Simplify right side
    18,691,400.25x = 282,759,409,225,653.81
  5. Step 5: Solve for x
    x = 282,759,409,225,653.81/18,691,400.25
  6. Step 6: Final answer
    x = 15,127,780.98

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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.