Home / 21,476,386.41-29,637,418.12-11,818,594.41

Finding the Fourth Proportional to 21,476,386.41, 29,637,418.12 and 11,818,594.41

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Solution

The fourth proportional to 21,476,386.41, 29,637,418.12 and 11,818,594.41 is: 16,309,662.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,476,386.41 : 29,637,418.12 = 11,818,594.41 : x
  2. Step 2: Convert to fraction form
    21,476,386.41/29,637,418.12 = 11,818,594.41/x
  3. Step 3: Cross multiply
    21,476,386.41x = 29,637,418.12 × 11,818,594.41
  4. Step 4: Simplify right side
    21,476,386.41x = 350,272,623,979,177.88
  5. Step 5: Solve for x
    x = 350,272,623,979,177.88/21,476,386.41
  6. Step 6: Final answer
    x = 16,309,662.96

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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.