Home / 76,838,577.08-115,265,939.73-25,027,214.36

Finding the Fourth Proportional to 76,838,577.08, 115,265,939.73 and 25,027,214.36

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Solution

The fourth proportional to 76,838,577.08, 115,265,939.73 and 25,027,214.36 is: 37,543,451.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,838,577.08 : 115,265,939.73 = 25,027,214.36 : x
  2. Step 2: Convert to fraction form
    76,838,577.08/115,265,939.73 = 25,027,214.36/x
  3. Step 3: Cross multiply
    76,838,577.08x = 115,265,939.73 × 25,027,214.36
  4. Step 4: Simplify right side
    76,838,577.08x = 2,884,785,382,029,550.50
  5. Step 5: Solve for x
    x = 2,884,785,382,029,550.50/76,838,577.08
  6. Step 6: Final answer
    x = 37,543,451.37

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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.