Home / 12,795,317.28-17,657,536.50-6,994,122.12

Finding the Fourth Proportional to 12,795,317.28, 17,657,536.50 and 6,994,122.12

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Solution

The fourth proportional to 12,795,317.28, 17,657,536.50 and 6,994,122.12 is: 9,651,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795,317.28 : 17,657,536.50 = 6,994,122.12 : x
  2. Step 2: Convert to fraction form
    12,795,317.28/17,657,536.50 = 6,994,122.12/x
  3. Step 3: Cross multiply
    12,795,317.28x = 17,657,536.50 × 6,994,122.12
  4. Step 4: Simplify right side
    12,795,317.28x = 123,498,966,619,357.38
  5. Step 5: Solve for x
    x = 123,498,966,619,357.38/12,795,317.28
  6. Step 6: Final answer
    x = 9,651,887.79

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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.