Home / 30,057,781.42-41,479,818.75-16,306,745.55

Finding the Fourth Proportional to 30,057,781.42, 41,479,818.75 and 16,306,745.55

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Solution

The fourth proportional to 30,057,781.42, 41,479,818.75 and 16,306,745.55 is: 22,503,352.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,057,781.42 : 41,479,818.75 = 16,306,745.55 : x
  2. Step 2: Convert to fraction form
    30,057,781.42/41,479,818.75 = 16,306,745.55/x
  3. Step 3: Cross multiply
    30,057,781.42x = 41,479,818.75 × 16,306,745.55
  4. Step 4: Simplify right side
    30,057,781.42x = 676,400,849,816,369.12
  5. Step 5: Solve for x
    x = 676,400,849,816,369.12/30,057,781.42
  6. Step 6: Final answer
    x = 22,503,352.47

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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.