Home / 31,120,682.42-46,687,963.72-9,557,460.20

Finding the Fourth Proportional to 31,120,682.42, 46,687,963.72 and 9,557,460.20

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Solution

The fourth proportional to 31,120,682.42, 46,687,963.72 and 9,557,460.20 is: 14,338,321.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,120,682.42 : 46,687,963.72 = 9,557,460.20 : x
  2. Step 2: Convert to fraction form
    31,120,682.42/46,687,963.72 = 9,557,460.20/x
  3. Step 3: Cross multiply
    31,120,682.42x = 46,687,963.72 × 9,557,460.20
  4. Step 4: Simplify right side
    31,120,682.42x = 446,218,355,072,943.88
  5. Step 5: Solve for x
    x = 446,218,355,072,943.88/31,120,682.42
  6. Step 6: Final answer
    x = 14,338,321.67

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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.