Home / 12,513,862-17,269,129.56-6,790,726

Finding the Fourth Proportional to 12,513,862, 17,269,129.56 and 6,790,726

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Solution

The fourth proportional to 12,513,862, 17,269,129.56 and 6,790,726 is: 9,371,201.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513,862 : 17,269,129.56 = 6,790,726 : x
  2. Step 2: Convert to fraction form
    12,513,862/17,269,129.56 = 6,790,726/x
  3. Step 3: Cross multiply
    12,513,862x = 17,269,129.56 × 6,790,726
  4. Step 4: Simplify right side
    12,513,862x = 117,269,927,100,460.55
  5. Step 5: Solve for x
    x = 117,269,927,100,460.55/12,513,862
  6. Step 6: Final answer
    x = 9,371,201.88

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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.