Home / 11,328,117.20-16,992,175.80-7,744,936.40

Finding the Fourth Proportional to 11,328,117.20, 16,992,175.80 and 7,744,936.40

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Solution

The fourth proportional to 11,328,117.20, 16,992,175.80 and 7,744,936.40 is: 11,617,404.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328,117.20 : 16,992,175.80 = 7,744,936.40 : x
  2. Step 2: Convert to fraction form
    11,328,117.20/16,992,175.80 = 7,744,936.40/x
  3. Step 3: Cross multiply
    11,328,117.20x = 16,992,175.80 × 7,744,936.40
  4. Step 4: Simplify right side
    11,328,117.20x = 131,603,320,868,619.12
  5. Step 5: Solve for x
    x = 131,603,320,868,619.12/11,328,117.20
  6. Step 6: Final answer
    x = 11,617,404.60

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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.