Home / 18,538,081.40-27,807,122.10-17,593,297.40

Finding the Fourth Proportional to 18,538,081.40, 27,807,122.10 and 17,593,297.40

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Solution

The fourth proportional to 18,538,081.40, 27,807,122.10 and 17,593,297.40 is: 26,389,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,081.40 : 27,807,122.10 = 17,593,297.40 : x
  2. Step 2: Convert to fraction form
    18,538,081.40/27,807,122.10 = 17,593,297.40/x
  3. Step 3: Cross multiply
    18,538,081.40x = 27,807,122.10 × 17,593,297.40
  4. Step 4: Simplify right side
    18,538,081.40x = 489,218,968,943,412.50
  5. Step 5: Solve for x
    x = 489,218,968,943,412.50/18,538,081.40
  6. Step 6: Final answer
    x = 26,389,946.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.