Home / 18,552,170.76-25,591,358.81-11,570,727.68

Finding the Fourth Proportional to 18,552,170.76, 25,591,358.81 and 11,570,727.68

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Solution

The fourth proportional to 18,552,170.76, 25,591,358.81 and 11,570,727.68 is: 15,960,970.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552,170.76 : 25,591,358.81 = 11,570,727.68 : x
  2. Step 2: Convert to fraction form
    18,552,170.76/25,591,358.81 = 11,570,727.68/x
  3. Step 3: Cross multiply
    18,552,170.76x = 25,591,358.81 × 11,570,727.68
  4. Step 4: Simplify right side
    18,552,170.76x = 296,110,643,565,868.44
  5. Step 5: Solve for x
    x = 296,110,643,565,868.44/18,552,170.76
  6. Step 6: Final answer
    x = 15,960,970.14

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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.