Home / 76,838,555.58-115,265,907.48-25,027,192.86

Finding the Fourth Proportional to 76,838,555.58, 115,265,907.48 and 25,027,192.86

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Solution

The fourth proportional to 76,838,555.58, 115,265,907.48 and 25,027,192.86 is: 37,543,419.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,838,555.58 : 115,265,907.48 = 25,027,192.86 : x
  2. Step 2: Convert to fraction form
    76,838,555.58/115,265,907.48 = 25,027,192.86/x
  3. Step 3: Cross multiply
    76,838,555.58x = 115,265,907.48 × 25,027,192.86
  4. Step 4: Simplify right side
    76,838,555.58x = 2,884,782,096,684,876.50
  5. Step 5: Solve for x
    x = 2,884,782,096,684,876.50/76,838,555.58
  6. Step 6: Final answer
    x = 37,543,419.12

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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.