Home / 55,795,883.86-76,999,247.49-30,679,053.94

Finding the Fourth Proportional to 55,795,883.86, 76,999,247.49 and 30,679,053.94

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Solution

The fourth proportional to 55,795,883.86, 76,999,247.49 and 30,679,053.94 is: 42,337,604.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,795,883.86 : 76,999,247.49 = 30,679,053.94 : x
  2. Step 2: Convert to fraction form
    55,795,883.86/76,999,247.49 = 30,679,053.94/x
  3. Step 3: Cross multiply
    55,795,883.86x = 76,999,247.49 × 30,679,053.94
  4. Step 4: Simplify right side
    55,795,883.86x = 2,362,264,067,085,119.50
  5. Step 5: Solve for x
    x = 2,362,264,067,085,119.50/55,795,883.86
  6. Step 6: Final answer
    x = 42,337,604.56

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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.