Home / 31,152,325.64-42,992,661.03-17,741,556.92

Finding the Fourth Proportional to 31,152,325.64, 42,992,661.03 and 17,741,556.92

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Solution

The fourth proportional to 31,152,325.64, 42,992,661.03 and 17,741,556.92 is: 24,484,744.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,152,325.64 : 42,992,661.03 = 17,741,556.92 : x
  2. Step 2: Convert to fraction form
    31,152,325.64/42,992,661.03 = 17,741,556.92/x
  3. Step 3: Cross multiply
    31,152,325.64x = 42,992,661.03 × 17,741,556.92
  4. Step 4: Simplify right side
    31,152,325.64x = 762,756,742,591,047.50
  5. Step 5: Solve for x
    x = 762,756,742,591,047.50/31,152,325.64
  6. Step 6: Final answer
    x = 24,484,744.78

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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.