Home / 31,103,999.60-46,655,999.40-18,317,922.80

Finding the Fourth Proportional to 31,103,999.60, 46,655,999.40 and 18,317,922.80

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Solution

The fourth proportional to 31,103,999.60, 46,655,999.40 and 18,317,922.80 is: 27,476,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,103,999.60 : 46,655,999.40 = 18,317,922.80 : x
  2. Step 2: Convert to fraction form
    31,103,999.60/46,655,999.40 = 18,317,922.80/x
  3. Step 3: Cross multiply
    31,103,999.60x = 46,655,999.40 × 18,317,922.80
  4. Step 4: Simplify right side
    31,103,999.60x = 854,640,995,166,046.38
  5. Step 5: Solve for x
    x = 854,640,995,166,046.38/31,103,999.60
  6. Step 6: Final answer
    x = 27,476,884.20

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1.5x scale

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.