Home / 21,063,064.93-29,067,069.13-11,770,635.06

Finding the Fourth Proportional to 21,063,064.93, 29,067,069.13 and 11,770,635.06

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Solution

The fourth proportional to 21,063,064.93, 29,067,069.13 and 11,770,635.06 is: 16,243,498.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063,064.93 : 29,067,069.13 = 11,770,635.06 : x
  2. Step 2: Convert to fraction form
    21,063,064.93/29,067,069.13 = 11,770,635.06/x
  3. Step 3: Cross multiply
    21,063,064.93x = 29,067,069.13 × 11,770,635.06
  4. Step 4: Simplify right side
    21,063,064.93x = 342,137,862,963,595.12
  5. Step 5: Solve for x
    x = 342,137,862,963,595.12/21,063,064.93
  6. Step 6: Final answer
    x = 16,243,498.47

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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.