Home / 31,234,868.76-46,850,922.90-8,515,768.44

Finding the Fourth Proportional to 31,234,868.76, 46,850,922.90 and 8,515,768.44

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Solution

The fourth proportional to 31,234,868.76, 46,850,922.90 and 8,515,768.44 is: 12,773,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,234,868.76 : 46,850,922.90 = 8,515,768.44 : x
  2. Step 2: Convert to fraction form
    31,234,868.76/46,850,922.90 = 8,515,768.44/x
  3. Step 3: Cross multiply
    31,234,868.76x = 46,850,922.90 × 8,515,768.44
  4. Step 4: Simplify right side
    31,234,868.76x = 398,971,610,616,693.25
  5. Step 5: Solve for x
    x = 398,971,610,616,693.25/31,234,868.76
  6. Step 6: Final answer
    x = 12,773,276.36

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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.