Home / 31,730,858.92-47,600,525.88-12,557,135.08

Finding the Fourth Proportional to 31,730,858.92, 47,600,525.88 and 12,557,135.08

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Solution

The fourth proportional to 31,730,858.92, 47,600,525.88 and 12,557,135.08 is: 18,837,379.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,730,858.92 : 47,600,525.88 = 12,557,135.08 : x
  2. Step 2: Convert to fraction form
    31,730,858.92/47,600,525.88 = 12,557,135.08/x
  3. Step 3: Cross multiply
    31,730,858.92x = 47,600,525.88 × 12,557,135.08
  4. Step 4: Simplify right side
    31,730,858.92x = 597,726,233,354,195.88
  5. Step 5: Solve for x
    x = 597,726,233,354,195.88/31,730,858.92
  6. Step 6: Final answer
    x = 18,837,379.56

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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.