Home / 64,656,021.40-96,998,028.90-19,222,408.60

Finding the Fourth Proportional to 64,656,021.40, 96,998,028.90 and 19,222,408.60

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Solution

The fourth proportional to 64,656,021.40, 96,998,028.90 and 19,222,408.60 is: 28,837,774.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,656,021.40 : 96,998,028.90 = 19,222,408.60 : x
  2. Step 2: Convert to fraction form
    64,656,021.40/96,998,028.90 = 19,222,408.60/x
  3. Step 3: Cross multiply
    64,656,021.40x = 96,998,028.90 × 19,222,408.60
  4. Step 4: Simplify right side
    64,656,021.40x = 1,864,535,744,910,408.75
  5. Step 5: Solve for x
    x = 1,864,535,744,910,408.75/64,656,021.40
  6. Step 6: Final answer
    x = 28,837,774.19

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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.