Home / 64,859,419.44-89,503,325.73-38,768,322.33

Finding the Fourth Proportional to 64,859,419.44, 89,503,325.73 and 38,768,322.33

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Solution

The fourth proportional to 64,859,419.44, 89,503,325.73 and 38,768,322.33 is: 53,498,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,859,419.44 : 89,503,325.73 = 38,768,322.33 : x
  2. Step 2: Convert to fraction form
    64,859,419.44/89,503,325.73 = 38,768,322.33/x
  3. Step 3: Cross multiply
    64,859,419.44x = 89,503,325.73 × 38,768,322.33
  4. Step 4: Simplify right side
    64,859,419.44x = 3,469,893,781,507,622.50
  5. Step 5: Solve for x
    x = 3,469,893,781,507,622.50/64,859,419.44
  6. Step 6: Final answer
    x = 53,498,687.03

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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.