Home / 52,007,716.22-78,009,682.35-15,615,160.73

Finding the Fourth Proportional to 52,007,716.22, 78,009,682.35 and 15,615,160.73

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Solution

The fourth proportional to 52,007,716.22, 78,009,682.35 and 15,615,160.73 is: 23,422,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,007,716.22 : 78,009,682.35 = 15,615,160.73 : x
  2. Step 2: Convert to fraction form
    52,007,716.22/78,009,682.35 = 15,615,160.73/x
  3. Step 3: Cross multiply
    52,007,716.22x = 78,009,682.35 × 15,615,160.73
  4. Step 4: Simplify right side
    52,007,716.22x = 1,218,133,728,391,494
  5. Step 5: Solve for x
    x = 1,218,133,728,391,494/52,007,716.22
  6. Step 6: Final answer
    x = 23,422,173.03

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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.