Home / 18,580,724.76-27,871,367.45-6,450,573.60

Finding the Fourth Proportional to 18,580,724.76, 27,871,367.45 and 6,450,573.60

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Solution

The fourth proportional to 18,580,724.76, 27,871,367.45 and 6,450,573.60 is: 9,675,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,580,724.76 : 27,871,367.45 = 6,450,573.60 : x
  2. Step 2: Convert to fraction form
    18,580,724.76/27,871,367.45 = 6,450,573.60/x
  3. Step 3: Cross multiply
    18,580,724.76x = 27,871,367.45 × 6,450,573.60
  4. Step 4: Simplify right side
    18,580,724.76x = 179,786,307,133,150.12
  5. Step 5: Solve for x
    x = 179,786,307,133,150.12/18,580,724.76
  6. Step 6: Final answer
    x = 9,675,957.72

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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.