Home / 31,796,739.70-47,695,109.55-7,862,211.70

Finding the Fourth Proportional to 31,796,739.70, 47,695,109.55 and 7,862,211.70

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Solution

The fourth proportional to 31,796,739.70, 47,695,109.55 and 7,862,211.70 is: 11,793,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,796,739.70 : 47,695,109.55 = 7,862,211.70 : x
  2. Step 2: Convert to fraction form
    31,796,739.70/47,695,109.55 = 7,862,211.70/x
  3. Step 3: Cross multiply
    31,796,739.70x = 47,695,109.55 × 7,862,211.70
  4. Step 4: Simplify right side
    31,796,739.70x = 374,989,048,336,791.75
  5. Step 5: Solve for x
    x = 374,989,048,336,791.75/31,796,739.70
  6. Step 6: Final answer
    x = 11,793,317.55

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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.