Home / 15,036,901.62-20,750,369.18-8,161,236.06

Finding the Fourth Proportional to 15,036,901.62, 20,750,369.18 and 8,161,236.06

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Solution

The fourth proportional to 15,036,901.62, 20,750,369.18 and 8,161,236.06 is: 11,262,204.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036,901.62 : 20,750,369.18 = 8,161,236.06 : x
  2. Step 2: Convert to fraction form
    15,036,901.62/20,750,369.18 = 8,161,236.06/x
  3. Step 3: Cross multiply
    15,036,901.62x = 20,750,369.18 × 8,161,236.06
  4. Step 4: Simplify right side
    15,036,901.62x = 169,348,661,169,322.44
  5. Step 5: Solve for x
    x = 169,348,661,169,322.44/15,036,901.62
  6. Step 6: Final answer
    x = 11,262,204.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.