Home / 18,269,468.51-25,211,865.75-10,009,844.24

Finding the Fourth Proportional to 18,269,468.51, 25,211,865.75 and 10,009,844.24

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Solution

The fourth proportional to 18,269,468.51, 25,211,865.75 and 10,009,844.24 is: 13,813,584.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269,468.51 : 25,211,865.75 = 10,009,844.24 : x
  2. Step 2: Convert to fraction form
    18,269,468.51/25,211,865.75 = 10,009,844.24/x
  3. Step 3: Cross multiply
    18,269,468.51x = 25,211,865.75 × 10,009,844.24
  4. Step 4: Simplify right side
    18,269,468.51x = 252,366,849,157,290.78
  5. Step 5: Solve for x
    x = 252,366,849,157,290.78/18,269,468.51
  6. Step 6: Final answer
    x = 13,813,584.62

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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.