Home / 31,107,029.60-46,660,544.40-18,320,952.80

Finding the Fourth Proportional to 31,107,029.60, 46,660,544.40 and 18,320,952.80

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Solution

The fourth proportional to 31,107,029.60, 46,660,544.40 and 18,320,952.80 is: 27,481,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,107,029.60 : 46,660,544.40 = 18,320,952.80 : x
  2. Step 2: Convert to fraction form
    31,107,029.60/46,660,544.40 = 18,320,952.80/x
  3. Step 3: Cross multiply
    31,107,029.60x = 46,660,544.40 × 18,320,952.80
  4. Step 4: Simplify right side
    31,107,029.60x = 854,865,631,574,704.38
  5. Step 5: Solve for x
    x = 854,865,631,574,704.38/31,107,029.60
  6. Step 6: Final answer
    x = 27,481,429.20

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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.