Home / 12,895,985.73-17,796,460.41-7,094,642.88

Finding the Fourth Proportional to 12,895,985.73, 17,796,460.41 and 7,094,642.88

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Solution

The fourth proportional to 12,895,985.73, 17,796,460.41 and 7,094,642.88 is: 9,790,607.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895,985.73 : 17,796,460.41 = 7,094,642.88 : x
  2. Step 2: Convert to fraction form
    12,895,985.73/17,796,460.41 = 7,094,642.88/x
  3. Step 3: Cross multiply
    12,895,985.73x = 17,796,460.41 × 7,094,642.88
  4. Step 4: Simplify right side
    12,895,985.73x = 126,259,531,137,008.38
  5. Step 5: Solve for x
    x = 126,259,531,137,008.38/12,895,985.73
  6. Step 6: Final answer
    x = 9,790,607.23

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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.