Home / 59,557,749.82-82,168,764.87-38,943,262.78

Finding the Fourth Proportional to 59,557,749.82, 82,168,764.87 and 38,943,262.78

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Solution

The fourth proportional to 59,557,749.82, 82,168,764.87 and 38,943,262.78 is: 53,728,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,557,749.82 : 82,168,764.87 = 38,943,262.78 : x
  2. Step 2: Convert to fraction form
    59,557,749.82/82,168,764.87 = 38,943,262.78/x
  3. Step 3: Cross multiply
    59,557,749.82x = 82,168,764.87 × 38,943,262.78
  4. Step 4: Simplify right side
    59,557,749.82x = 3,199,919,802,640,443
  5. Step 5: Solve for x
    x = 3,199,919,802,640,443/59,557,749.82
  6. Step 6: Final answer
    x = 53,728,017.13

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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.