Home / 11,871,402.20-17,807,621.70-3,893,226.20

Finding the Fourth Proportional to 11,871,402.20, 17,807,621.70 and 3,893,226.20

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Solution

The fourth proportional to 11,871,402.20, 17,807,621.70 and 3,893,226.20 is: 5,840,009.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,871,402.20 : 17,807,621.70 = 3,893,226.20 : x
  2. Step 2: Convert to fraction form
    11,871,402.20/17,807,621.70 = 3,893,226.20/x
  3. Step 3: Cross multiply
    11,871,402.20x = 17,807,621.70 × 3,893,226.20
  4. Step 4: Simplify right side
    11,871,402.20x = 69,329,099,362,128.54
  5. Step 5: Solve for x
    x = 69,329,099,362,128.54/11,871,402.20
  6. Step 6: Final answer
    x = 5,840,009.31

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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.