Home / 21,093,743.10-31,641,651.45-11,016,047.10

Finding the Fourth Proportional to 21,093,743.10, 31,641,651.45 and 11,016,047.10

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Solution

The fourth proportional to 21,093,743.10, 31,641,651.45 and 11,016,047.10 is: 16,524,612.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,093,743.10 : 31,641,651.45 = 11,016,047.10 : x
  2. Step 2: Convert to fraction form
    21,093,743.10/31,641,651.45 = 11,016,047.10/x
  3. Step 3: Cross multiply
    21,093,743.10x = 31,641,651.45 × 11,016,047.10
  4. Step 4: Simplify right side
    21,093,743.10x = 348,565,922,694,983.25
  5. Step 5: Solve for x
    x = 348,565,922,694,983.25/21,093,743.10
  6. Step 6: Final answer
    x = 16,524,612.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.