Home / 74,413,585.35-111,500,803.80-55,042,560.90

Finding the Fourth Proportional to 74,413,585.35, 111,500,803.80 and 55,042,560.90

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Solution

The fourth proportional to 74,413,585.35, 111,500,803.80 and 55,042,560.90 is: 82,475,394.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,413,585.35 : 111,500,803.80 = 55,042,560.90 : x
  2. Step 2: Convert to fraction form
    74,413,585.35/111,500,803.80 = 55,042,560.90/x
  3. Step 3: Cross multiply
    74,413,585.35x = 111,500,803.80 × 55,042,560.90
  4. Step 4: Simplify right side
    74,413,585.35x = 6,137,289,783,560,451
  5. Step 5: Solve for x
    x = 6,137,289,783,560,451/74,413,585.35
  6. Step 6: Final answer
    x = 82,475,394.17

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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.