Home / 31,644,089.20-47,340,162.60-27,431,052.40

Finding the Fourth Proportional to 31,644,089.20, 47,340,162.60 and 27,431,052.40

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Solution

The fourth proportional to 31,644,089.20, 47,340,162.60 and 27,431,052.40 is: 41,037,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,644,089.20 : 47,340,162.60 = 27,431,052.40 : x
  2. Step 2: Convert to fraction form
    31,644,089.20/47,340,162.60 = 27,431,052.40/x
  3. Step 3: Cross multiply
    31,644,089.20x = 47,340,162.60 × 27,431,052.40
  4. Step 4: Simplify right side
    31,644,089.20x = 1,298,590,480,905,120.25
  5. Step 5: Solve for x
    x = 1,298,590,480,905,120.25/31,644,089.20
  6. Step 6: Final answer
    x = 41,037,378.98

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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.