Home / 30,178,651.07-41,647,543.18-16,950,155.53

Finding the Fourth Proportional to 30,178,651.07, 41,647,543.18 and 16,950,155.53

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Solution

The fourth proportional to 30,178,651.07, 41,647,543.18 and 16,950,155.53 is: 23,391,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,178,651.07 : 41,647,543.18 = 16,950,155.53 : x
  2. Step 2: Convert to fraction form
    30,178,651.07/41,647,543.18 = 16,950,155.53/x
  3. Step 3: Cross multiply
    30,178,651.07x = 41,647,543.18 × 16,950,155.53
  4. Step 4: Simplify right side
    30,178,651.07x = 705,932,334,370,330.38
  5. Step 5: Solve for x
    x = 705,932,334,370,330.38/30,178,651.07
  6. Step 6: Final answer
    x = 23,391,778.93

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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.