Home / 15,254,979.94-21,052,026.92-8,285,724.90

Finding the Fourth Proportional to 15,254,979.94, 21,052,026.92 and 8,285,724.90

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Solution

The fourth proportional to 15,254,979.94, 21,052,026.92 and 8,285,724.90 is: 11,434,384.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,254,979.94 : 21,052,026.92 = 8,285,724.90 : x
  2. Step 2: Convert to fraction form
    15,254,979.94/21,052,026.92 = 8,285,724.90/x
  3. Step 3: Cross multiply
    15,254,979.94x = 21,052,026.92 × 8,285,724.90
  4. Step 4: Simplify right side
    15,254,979.94x = 174,431,303,620,621.44
  5. Step 5: Solve for x
    x = 174,431,303,620,621.44/15,254,979.94
  6. Step 6: Final answer
    x = 11,434,384.34

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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.