Home / 31,552,414.56-47,334,756.48-12,120,219.84

Finding the Fourth Proportional to 31,552,414.56, 47,334,756.48 and 12,120,219.84

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Solution

The fourth proportional to 31,552,414.56, 47,334,756.48 and 12,120,219.84 is: 18,182,686.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,552,414.56 : 47,334,756.48 = 12,120,219.84 : x
  2. Step 2: Convert to fraction form
    31,552,414.56/47,334,756.48 = 12,120,219.84/x
  3. Step 3: Cross multiply
    31,552,414.56x = 47,334,756.48 × 12,120,219.84
  4. Step 4: Simplify right side
    31,552,414.56x = 573,707,654,610,464.50
  5. Step 5: Solve for x
    x = 573,707,654,610,464.50/31,552,414.56
  6. Step 6: Final answer
    x = 18,182,686.26

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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.