Home / 21,339,397.96-32,010,521.16-7,504,696.42

Finding the Fourth Proportional to 21,339,397.96, 32,010,521.16 and 7,504,696.42

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Solution

The fourth proportional to 21,339,397.96, 32,010,521.16 and 7,504,696.42 is: 11,257,545.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,339,397.96 : 32,010,521.16 = 7,504,696.42 : x
  2. Step 2: Convert to fraction form
    21,339,397.96/32,010,521.16 = 7,504,696.42/x
  3. Step 3: Cross multiply
    21,339,397.96x = 32,010,521.16 × 7,504,696.42
  4. Step 4: Simplify right side
    21,339,397.96x = 240,229,243,551,786.25
  5. Step 5: Solve for x
    x = 240,229,243,551,786.25/21,339,397.96
  6. Step 6: Final answer
    x = 11,257,545.50

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1.5x scale

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.