Home / 82,031,535.99-113,021,825.88-54,104,967.54

Finding the Fourth Proportional to 82,031,535.99, 113,021,825.88 and 54,104,967.54

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Solution

The fourth proportional to 82,031,535.99, 113,021,825.88 and 54,104,967.54 is: 74,545,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,031,535.99 : 113,021,825.88 = 54,104,967.54 : x
  2. Step 2: Convert to fraction form
    82,031,535.99/113,021,825.88 = 54,104,967.54/x
  3. Step 3: Cross multiply
    82,031,535.99x = 113,021,825.88 × 54,104,967.54
  4. Step 4: Simplify right side
    82,031,535.99x = 6,115,042,220,548,932
  5. Step 5: Solve for x
    x = 6,115,042,220,548,932/82,031,535.99
  6. Step 6: Final answer
    x = 74,545,016.70

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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.