Home / 55,433,394.99-76,498,580.52-30,655,248.84

Finding the Fourth Proportional to 55,433,394.99, 76,498,580.52 and 30,655,248.84

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Solution

The fourth proportional to 55,433,394.99, 76,498,580.52 and 30,655,248.84 is: 42,304,517.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433,394.99 : 76,498,580.52 = 30,655,248.84 : x
  2. Step 2: Convert to fraction form
    55,433,394.99/76,498,580.52 = 30,655,248.84/x
  3. Step 3: Cross multiply
    55,433,394.99x = 76,498,580.52 × 30,655,248.84
  4. Step 4: Simplify right side
    55,433,394.99x = 2,345,083,021,747,376.50
  5. Step 5: Solve for x
    x = 2,345,083,021,747,376.50/55,433,394.99
  6. Step 6: Final answer
    x = 42,304,517.38

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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.