Home / 21,093,315.01-29,109,904.92-11,800,330.71

Finding the Fourth Proportional to 21,093,315.01, 29,109,904.92 and 11,800,330.71

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Solution

The fourth proportional to 21,093,315.01, 29,109,904.92 and 11,800,330.71 is: 16,285,088.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,093,315.01 : 29,109,904.92 = 11,800,330.71 : x
  2. Step 2: Convert to fraction form
    21,093,315.01/29,109,904.92 = 11,800,330.71/x
  3. Step 3: Cross multiply
    21,093,315.01x = 29,109,904.92 × 11,800,330.71
  4. Step 4: Simplify right side
    21,093,315.01x = 343,506,504,992,656.12
  5. Step 5: Solve for x
    x = 343,506,504,992,656.12/21,093,315.01
  6. Step 6: Final answer
    x = 16,285,088.66

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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.