Home / 19,292,954.58-28,917,416.88-7,771,046.94

Finding the Fourth Proportional to 19,292,954.58, 28,917,416.88 and 7,771,046.94

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Solution

The fourth proportional to 19,292,954.58, 28,917,416.88 and 7,771,046.94 is: 11,647,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,292,954.58 : 28,917,416.88 = 7,771,046.94 : x
  2. Step 2: Convert to fraction form
    19,292,954.58/28,917,416.88 = 7,771,046.94/x
  3. Step 3: Cross multiply
    19,292,954.58x = 28,917,416.88 × 7,771,046.94
  4. Step 4: Simplify right side
    19,292,954.58x = 224,718,603,958,028.34
  5. Step 5: Solve for x
    x = 224,718,603,958,028.34/19,292,954.58
  6. Step 6: Final answer
    x = 11,647,702.95

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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.