Home / 54,329,508.09-81,485,403.39-15,982,053.93

Finding the Fourth Proportional to 54,329,508.09, 81,485,403.39 and 15,982,053.93

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Solution

The fourth proportional to 54,329,508.09, 81,485,403.39 and 15,982,053.93 is: 23,970,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329,508.09 : 81,485,403.39 = 15,982,053.93 : x
  2. Step 2: Convert to fraction form
    54,329,508.09/81,485,403.39 = 15,982,053.93/x
  3. Step 3: Cross multiply
    54,329,508.09x = 81,485,403.39 × 15,982,053.93
  4. Step 4: Simplify right side
    54,329,508.09x = 1,302,304,111,486,784.75
  5. Step 5: Solve for x
    x = 1,302,304,111,486,784.75/54,329,508.09
  6. Step 6: Final answer
    x = 23,970,474.93

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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.