Home / 53,753,243.33-74,185,773.38-30,551,857.88

Finding the Fourth Proportional to 53,753,243.33, 74,185,773.38 and 30,551,857.88

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Solution

The fourth proportional to 53,753,243.33, 74,185,773.38 and 30,551,857.88 is: 42,165,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,753,243.33 : 74,185,773.38 = 30,551,857.88 : x
  2. Step 2: Convert to fraction form
    53,753,243.33/74,185,773.38 = 30,551,857.88/x
  3. Step 3: Cross multiply
    53,753,243.33x = 74,185,773.38 × 30,551,857.88
  4. Step 4: Simplify right side
    53,753,243.33x = 2,266,513,205,023,647
  5. Step 5: Solve for x
    x = 2,266,513,205,023,647/53,753,243.33
  6. Step 6: Final answer
    x = 42,165,143.25

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Why These Related Problems?

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