Home / 28,950,438.12-43,427,053.80-9,519,233.93

Finding the Fourth Proportional to 28,950,438.12, 43,427,053.80 and 9,519,233.93

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Solution

The fourth proportional to 28,950,438.12, 43,427,053.80 and 9,519,233.93 is: 14,279,310.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950,438.12 : 43,427,053.80 = 9,519,233.93 : x
  2. Step 2: Convert to fraction form
    28,950,438.12/43,427,053.80 = 9,519,233.93/x
  3. Step 3: Cross multiply
    28,950,438.12x = 43,427,053.80 × 9,519,233.93
  4. Step 4: Simplify right side
    28,950,438.12x = 413,392,283,795,760.19
  5. Step 5: Solve for x
    x = 413,392,283,795,760.19/28,950,438.12
  6. Step 6: Final answer
    x = 14,279,310.11

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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.