Home / 15,990,270.80-22,066,573.62-8,648,103.82

Finding the Fourth Proportional to 15,990,270.80, 22,066,573.62 and 8,648,103.82

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Solution

The fourth proportional to 15,990,270.80, 22,066,573.62 and 8,648,103.82 is: 11,934,383.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990,270.80 : 22,066,573.62 = 8,648,103.82 : x
  2. Step 2: Convert to fraction form
    15,990,270.80/22,066,573.62 = 8,648,103.82/x
  3. Step 3: Cross multiply
    15,990,270.80x = 22,066,573.62 × 8,648,103.82
  4. Step 4: Simplify right side
    15,990,270.80x = 190,834,019,617,433.25
  5. Step 5: Solve for x
    x = 190,834,019,617,433.25/15,990,270.80
  6. Step 6: Final answer
    x = 11,934,383.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.