Home / 14,602,611.85-20,150,788.04-7,985,893.57

Finding the Fourth Proportional to 14,602,611.85, 20,150,788.04 and 7,985,893.57

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Solution

The fourth proportional to 14,602,611.85, 20,150,788.04 and 7,985,893.57 is: 11,020,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,602,611.85 : 20,150,788.04 = 7,985,893.57 : x
  2. Step 2: Convert to fraction form
    14,602,611.85/20,150,788.04 = 7,985,893.57/x
  3. Step 3: Cross multiply
    14,602,611.85x = 20,150,788.04 × 7,985,893.57
  4. Step 4: Simplify right side
    14,602,611.85x = 160,922,048,599,139.44
  5. Step 5: Solve for x
    x = 160,922,048,599,139.44/14,602,611.85
  6. Step 6: Final answer
    x = 11,020,086.70

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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.