Home / 76,838,578.08-115,265,941.23-25,027,215.36

Finding the Fourth Proportional to 76,838,578.08, 115,265,941.23 and 25,027,215.36

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Solution

The fourth proportional to 76,838,578.08, 115,265,941.23 and 25,027,215.36 is: 37,543,452.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,838,578.08 : 115,265,941.23 = 25,027,215.36 : x
  2. Step 2: Convert to fraction form
    76,838,578.08/115,265,941.23 = 25,027,215.36/x
  3. Step 3: Cross multiply
    76,838,578.08x = 115,265,941.23 × 25,027,215.36
  4. Step 4: Simplify right side
    76,838,578.08x = 2,884,785,534,836,313.50
  5. Step 5: Solve for x
    x = 2,884,785,534,836,313.50/76,838,578.08
  6. Step 6: Final answer
    x = 37,543,452.87

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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.