Home / 12,642,679.14-17,446,943.16-6,841,460.22

Finding the Fourth Proportional to 12,642,679.14, 17,446,943.16 and 6,841,460.22

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Solution

The fourth proportional to 12,642,679.14, 17,446,943.16 and 6,841,460.22 is: 9,441,239.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,679.14 : 17,446,943.16 = 6,841,460.22 : x
  2. Step 2: Convert to fraction form
    12,642,679.14/17,446,943.16 = 6,841,460.22/x
  3. Step 3: Cross multiply
    12,642,679.14x = 17,446,943.16 × 6,841,460.22
  4. Step 4: Simplify right side
    12,642,679.14x = 119,362,567,589,741.09
  5. Step 5: Solve for x
    x = 119,362,567,589,741.09/12,642,679.14
  6. Step 6: Final answer
    x = 9,441,239.97

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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.