Home / 76,725,371.75-115,010,509.64-33,034,629.06

Finding the Fourth Proportional to 76,725,371.75, 115,010,509.64 and 33,034,629.06

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Solution

The fourth proportional to 76,725,371.75, 115,010,509.64 and 33,034,629.06 is: 49,518,554.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,725,371.75 : 115,010,509.64 = 33,034,629.06 : x
  2. Step 2: Convert to fraction form
    76,725,371.75/115,010,509.64 = 33,034,629.06/x
  3. Step 3: Cross multiply
    76,725,371.75x = 115,010,509.64 × 33,034,629.06
  4. Step 4: Simplify right side
    76,725,371.75x = 3,799,329,523,793,781
  5. Step 5: Solve for x
    x = 3,799,329,523,793,781/76,725,371.75
  6. Step 6: Final answer
    x = 49,518,554.78

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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.