Home / 12,996,858.44-17,936,326.02-7,196,278.34

Finding the Fourth Proportional to 12,996,858.44, 17,936,326.02 and 7,196,278.34

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Solution

The fourth proportional to 12,996,858.44, 17,936,326.02 and 7,196,278.34 is: 9,931,230.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,996,858.44 : 17,936,326.02 = 7,196,278.34 : x
  2. Step 2: Convert to fraction form
    12,996,858.44/17,936,326.02 = 7,196,278.34/x
  3. Step 3: Cross multiply
    12,996,858.44x = 17,936,326.02 × 7,196,278.34
  4. Step 4: Simplify right side
    12,996,858.44x = 129,074,794,508,731.27
  5. Step 5: Solve for x
    x = 129,074,794,508,731.27/12,996,858.44
  6. Step 6: Final answer
    x = 9,931,230.31

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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.