Home / 19,246,280.40-28,897,414.20-14,487,368.40

Finding the Fourth Proportional to 19,246,280.40, 28,897,414.20 and 14,487,368.40

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Solution

The fourth proportional to 19,246,280.40, 28,897,414.20 and 14,487,368.40 is: 21,752,124.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246,280.40 : 28,897,414.20 = 14,487,368.40 : x
  2. Step 2: Convert to fraction form
    19,246,280.40/28,897,414.20 = 14,487,368.40/x
  3. Step 3: Cross multiply
    19,246,280.40x = 28,897,414.20 × 14,487,368.40
  4. Step 4: Simplify right side
    19,246,280.40x = 418,647,485,322,791.25
  5. Step 5: Solve for x
    x = 418,647,485,322,791.25/19,246,280.40
  6. Step 6: Final answer
    x = 21,752,124.39

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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.