Home / 20,652,070.62-30,974,023.53-19,627,893.66

Finding the Fourth Proportional to 20,652,070.62, 30,974,023.53 and 19,627,893.66

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Solution

The fourth proportional to 20,652,070.62, 30,974,023.53 and 19,627,893.66 is: 29,437,960.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,652,070.62 : 30,974,023.53 = 19,627,893.66 : x
  2. Step 2: Convert to fraction form
    20,652,070.62/30,974,023.53 = 19,627,893.66/x
  3. Step 3: Cross multiply
    20,652,070.62x = 30,974,023.53 × 19,627,893.66
  4. Step 4: Simplify right side
    20,652,070.62x = 607,954,840,069,177.88
  5. Step 5: Solve for x
    x = 607,954,840,069,177.88/20,652,070.62
  6. Step 6: Final answer
    x = 29,437,960.54

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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.