Home / 43,611,573.14-65,377,765.17-21,758,636.18

Finding the Fourth Proportional to 43,611,573.14, 65,377,765.17 and 21,758,636.18

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Solution

The fourth proportional to 43,611,573.14, 65,377,765.17 and 21,758,636.18 is: 32,618,199.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,611,573.14 : 65,377,765.17 = 21,758,636.18 : x
  2. Step 2: Convert to fraction form
    43,611,573.14/65,377,765.17 = 21,758,636.18/x
  3. Step 3: Cross multiply
    43,611,573.14x = 65,377,765.17 × 21,758,636.18
  4. Step 4: Simplify right side
    43,611,573.14x = 1,422,531,006,595,505.75
  5. Step 5: Solve for x
    x = 1,422,531,006,595,505.75/43,611,573.14
  6. Step 6: Final answer
    x = 32,618,199.81

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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.