Home / 12,442,539-17,170,703.82-6,719,403

Finding the Fourth Proportional to 12,442,539, 17,170,703.82 and 6,719,403

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Solution

The fourth proportional to 12,442,539, 17,170,703.82 and 6,719,403 is: 9,272,776.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442,539 : 17,170,703.82 = 6,719,403 : x
  2. Step 2: Convert to fraction form
    12,442,539/17,170,703.82 = 6,719,403/x
  3. Step 3: Cross multiply
    12,442,539x = 17,170,703.82 × 6,719,403
  4. Step 4: Simplify right side
    12,442,539x = 115,376,878,760,219.47
  5. Step 5: Solve for x
    x = 115,376,878,760,219.47/12,442,539
  6. Step 6: Final answer
    x = 9,272,776.14

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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.