Home / 22,771,350.45-31,424,817.92-12,458,245.77

Finding the Fourth Proportional to 22,771,350.45, 31,424,817.92 and 12,458,245.77

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Solution

The fourth proportional to 22,771,350.45, 31,424,817.92 and 12,458,245.77 is: 17,192,573.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,771,350.45 : 31,424,817.92 = 12,458,245.77 : x
  2. Step 2: Convert to fraction form
    22,771,350.45/31,424,817.92 = 12,458,245.77/x
  3. Step 3: Cross multiply
    22,771,350.45x = 31,424,817.92 × 12,458,245.77
  4. Step 4: Simplify right side
    22,771,350.45x = 391,498,104,862,568.94
  5. Step 5: Solve for x
    x = 391,498,104,862,568.94/22,771,350.45
  6. Step 6: Final answer
    x = 17,192,573.00

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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.