Home / 18,246,551.82-25,179,217-9,986,597.26

Finding the Fourth Proportional to 18,246,551.82, 25,179,217 and 9,986,597.26

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Solution

The fourth proportional to 18,246,551.82, 25,179,217 and 9,986,597.26 is: 13,780,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246,551.82 : 25,179,217 = 9,986,597.26 : x
  2. Step 2: Convert to fraction form
    18,246,551.82/25,179,217 = 9,986,597.26/x
  3. Step 3: Cross multiply
    18,246,551.82x = 25,179,217 × 9,986,597.26
  4. Step 4: Simplify right side
    18,246,551.82x = 251,454,699,501,145.41
  5. Step 5: Solve for x
    x = 251,454,699,501,145.41/18,246,551.82
  6. Step 6: Final answer
    x = 13,780,943.49

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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.