Home / 75,590,615.49-104,259,356.52-57,006,538.83

Finding the Fourth Proportional to 75,590,615.49, 104,259,356.52 and 57,006,538.83

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Solution

The fourth proportional to 75,590,615.49, 104,259,356.52 and 57,006,538.83 is: 78,627,022.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,590,615.49 : 104,259,356.52 = 57,006,538.83 : x
  2. Step 2: Convert to fraction form
    75,590,615.49/104,259,356.52 = 57,006,538.83/x
  3. Step 3: Cross multiply
    75,590,615.49x = 104,259,356.52 × 57,006,538.83
  4. Step 4: Simplify right side
    75,590,615.49x = 5,943,465,055,848,193
  5. Step 5: Solve for x
    x = 5,943,465,055,848,193/75,590,615.49
  6. Step 6: Final answer
    x = 78,627,022.91

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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.