Home / 28,950,451.42-43,427,073.71-9,519,247.21

Finding the Fourth Proportional to 28,950,451.42, 43,427,073.71 and 9,519,247.21

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Solution

The fourth proportional to 28,950,451.42, 43,427,073.71 and 9,519,247.21 is: 14,279,330.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950,451.42 : 43,427,073.71 = 9,519,247.21 : x
  2. Step 2: Convert to fraction form
    28,950,451.42/43,427,073.71 = 9,519,247.21/x
  3. Step 3: Cross multiply
    28,950,451.42x = 43,427,073.71 × 9,519,247.21
  4. Step 4: Simplify right side
    28,950,451.42x = 413,393,050,252,381.88
  5. Step 5: Solve for x
    x = 413,393,050,252,381.88/28,950,451.42
  6. Step 6: Final answer
    x = 14,279,330.03

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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.