Home / 55,404,410.58-76,456,751.94-30,285,403.38

Finding the Fourth Proportional to 55,404,410.58, 76,456,751.94 and 30,285,403.38

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Solution

The fourth proportional to 55,404,410.58, 76,456,751.94 and 30,285,403.38 is: 41,793,127.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,404,410.58 : 76,456,751.94 = 30,285,403.38 : x
  2. Step 2: Convert to fraction form
    55,404,410.58/76,456,751.94 = 30,285,403.38/x
  3. Step 3: Cross multiply
    55,404,410.58x = 76,456,751.94 × 30,285,403.38
  4. Step 4: Simplify right side
    55,404,410.58x = 2,315,523,573,627,497.50
  5. Step 5: Solve for x
    x = 2,315,523,573,627,497.50/55,404,410.58
  6. Step 6: Final answer
    x = 41,793,127.11

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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.