Home / 12,525,540.80-17,284,953.84-7,369,234.88

Finding the Fourth Proportional to 12,525,540.80, 17,284,953.84 and 7,369,234.88

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Solution

The fourth proportional to 12,525,540.80, 17,284,953.84 and 7,369,234.88 is: 10,169,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525,540.80 : 17,284,953.84 = 7,369,234.88 : x
  2. Step 2: Convert to fraction form
    12,525,540.80/17,284,953.84 = 7,369,234.88/x
  3. Step 3: Cross multiply
    12,525,540.80x = 17,284,953.84 × 7,369,234.88
  4. Step 4: Simplify right side
    12,525,540.80x = 127,376,884,736,917.94
  5. Step 5: Solve for x
    x = 127,376,884,736,917.94/12,525,540.80
  6. Step 6: Final answer
    x = 10,169,372.07

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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.