Home / 14,280,120.87-19,706,365.04-8,085,007.73

Finding the Fourth Proportional to 14,280,120.87, 19,706,365.04 and 8,085,007.73

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Solution

The fourth proportional to 14,280,120.87, 19,706,365.04 and 8,085,007.73 is: 11,157,196.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280,120.87 : 19,706,365.04 = 8,085,007.73 : x
  2. Step 2: Convert to fraction form
    14,280,120.87/19,706,365.04 = 8,085,007.73/x
  3. Step 3: Cross multiply
    14,280,120.87x = 19,706,365.04 × 8,085,007.73
  4. Step 4: Simplify right side
    14,280,120.87x = 159,326,113,539,644.88
  5. Step 5: Solve for x
    x = 159,326,113,539,644.88/14,280,120.87
  6. Step 6: Final answer
    x = 11,157,196.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.