Home / 15,369,199.20-21,208,921.20-8,843,836.32

Finding the Fourth Proportional to 15,369,199.20, 21,208,921.20 and 8,843,836.32

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Solution

The fourth proportional to 15,369,199.20, 21,208,921.20 and 8,843,836.32 is: 12,204,164.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,369,199.20 : 21,208,921.20 = 8,843,836.32 : x
  2. Step 2: Convert to fraction form
    15,369,199.20/21,208,921.20 = 8,843,836.32/x
  3. Step 3: Cross multiply
    15,369,199.20x = 21,208,921.20 × 8,843,836.32
  4. Step 4: Simplify right side
    15,369,199.20x = 187,568,227,616,577.97
  5. Step 5: Solve for x
    x = 187,568,227,616,577.97/15,369,199.20
  6. Step 6: Final answer
    x = 12,204,164.00

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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.