Home / 31,209,720.80-46,814,581.20-15,284,472.80

Finding the Fourth Proportional to 31,209,720.80, 46,814,581.20 and 15,284,472.80

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Solution

The fourth proportional to 31,209,720.80, 46,814,581.20 and 15,284,472.80 is: 22,926,709.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,209,720.80 : 46,814,581.20 = 15,284,472.80 : x
  2. Step 2: Convert to fraction form
    31,209,720.80/46,814,581.20 = 15,284,472.80/x
  3. Step 3: Cross multiply
    31,209,720.80x = 46,814,581.20 × 15,284,472.80
  4. Step 4: Simplify right side
    31,209,720.80x = 715,536,192,994,791.50
  5. Step 5: Solve for x
    x = 715,536,192,994,791.50/31,209,720.80
  6. Step 6: Final answer
    x = 22,926,709.20

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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.