Home / 31,653,537.75-47,455,502.58-12,498,632.64

Finding the Fourth Proportional to 31,653,537.75, 47,455,502.58 and 12,498,632.64

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Solution

The fourth proportional to 31,653,537.75, 47,455,502.58 and 12,498,632.64 is: 18,738,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,653,537.75 : 47,455,502.58 = 12,498,632.64 : x
  2. Step 2: Convert to fraction form
    31,653,537.75/47,455,502.58 = 12,498,632.64/x
  3. Step 3: Cross multiply
    31,653,537.75x = 47,455,502.58 × 12,498,632.64
  4. Step 4: Simplify right side
    31,653,537.75x = 593,128,893,493,992.25
  5. Step 5: Solve for x
    x = 593,128,893,493,992.25/31,653,537.75
  6. Step 6: Final answer
    x = 18,738,154.90

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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.