Home / 55,433,381.73-76,498,562.21-30,655,235.56

Finding the Fourth Proportional to 55,433,381.73, 76,498,562.21 and 30,655,235.56

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Solution

The fourth proportional to 55,433,381.73, 76,498,562.21 and 30,655,235.56 is: 42,304,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433,381.73 : 76,498,562.21 = 30,655,235.56 : x
  2. Step 2: Convert to fraction form
    55,433,381.73/76,498,562.21 = 30,655,235.56/x
  3. Step 3: Cross multiply
    55,433,381.73x = 76,498,562.21 × 30,655,235.56
  4. Step 4: Simplify right side
    55,433,381.73x = 2,345,081,444,347,776.50
  5. Step 5: Solve for x
    x = 2,345,081,444,347,776.50/55,433,381.73
  6. Step 6: Final answer
    x = 42,304,499.05

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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.