Home / 31,185,231.40-46,777,847.10-13,232,002.60

Finding the Fourth Proportional to 31,185,231.40, 46,777,847.10 and 13,232,002.60

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Solution

The fourth proportional to 31,185,231.40, 46,777,847.10 and 13,232,002.60 is: 19,848,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,185,231.40 : 46,777,847.10 = 13,232,002.60 : x
  2. Step 2: Convert to fraction form
    31,185,231.40/46,777,847.10 = 13,232,002.60/x
  3. Step 3: Cross multiply
    31,185,231.40x = 46,777,847.10 × 13,232,002.60
  4. Step 4: Simplify right side
    31,185,231.40x = 618,964,594,449,602.50
  5. Step 5: Solve for x
    x = 618,964,594,449,602.50/31,185,231.40
  6. Step 6: Final answer
    x = 19,848,003.90

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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.