Home / 69,791,394.91-104,638,613.65-30,908,658.73

Finding the Fourth Proportional to 69,791,394.91, 104,638,613.65 and 30,908,658.73

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Solution

The fourth proportional to 69,791,394.91, 104,638,613.65 and 30,908,658.73 is: 46,341,518.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,791,394.91 : 104,638,613.65 = 30,908,658.73 : x
  2. Step 2: Convert to fraction form
    69,791,394.91/104,638,613.65 = 30,908,658.73/x
  3. Step 3: Cross multiply
    69,791,394.91x = 104,638,613.65 × 30,908,658.73
  4. Step 4: Simplify right side
    69,791,394.91x = 3,234,239,199,288,170
  5. Step 5: Solve for x
    x = 3,234,239,199,288,170/69,791,394.91
  6. Step 6: Final answer
    x = 46,341,518.23

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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.