Home / 54,436,809.60-81,653,464.80-18,046,879.20

Finding the Fourth Proportional to 54,436,809.60, 81,653,464.80 and 18,046,879.20

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Solution

The fourth proportional to 54,436,809.60, 81,653,464.80 and 18,046,879.20 is: 27,069,738.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,436,809.60 : 81,653,464.80 = 18,046,879.20 : x
  2. Step 2: Convert to fraction form
    54,436,809.60/81,653,464.80 = 18,046,879.20/x
  3. Step 3: Cross multiply
    54,436,809.60x = 81,653,464.80 × 18,046,879.20
  4. Step 4: Simplify right side
    54,436,809.60x = 1,473,590,215,507,052
  5. Step 5: Solve for x
    x = 1,473,590,215,507,052/54,436,809.60
  6. Step 6: Final answer
    x = 27,069,738.77

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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.