Home / 18,016,464.72-27,025,444.47-5,236,969.43

Finding the Fourth Proportional to 18,016,464.72, 27,025,444.47 and 5,236,969.43

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Solution

The fourth proportional to 18,016,464.72, 27,025,444.47 and 5,236,969.43 is: 7,855,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016,464.72 : 27,025,444.47 = 5,236,969.43 : x
  2. Step 2: Convert to fraction form
    18,016,464.72/27,025,444.47 = 5,236,969.43/x
  3. Step 3: Cross multiply
    18,016,464.72x = 27,025,444.47 × 5,236,969.43
  4. Step 4: Simplify right side
    18,016,464.72x = 141,531,426,386,425.31
  5. Step 5: Solve for x
    x = 141,531,426,386,425.31/18,016,464.72
  6. Step 6: Final answer
    x = 7,855,671.39

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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.