Home / 7,888,980.30-11,834,653.05-3,340,020.30

Finding the Fourth Proportional to 7,888,980.30, 11,834,653.05 and 3,340,020.30

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Solution

The fourth proportional to 7,888,980.30, 11,834,653.05 and 3,340,020.30 is: 5,010,531.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888,980.30 : 11,834,653.05 = 3,340,020.30 : x
  2. Step 2: Convert to fraction form
    7,888,980.30/11,834,653.05 = 3,340,020.30/x
  3. Step 3: Cross multiply
    7,888,980.30x = 11,834,653.05 × 3,340,020.30
  4. Step 4: Simplify right side
    7,888,980.30x = 39,527,981,430,456.91
  5. Step 5: Solve for x
    x = 39,527,981,430,456.91/7,888,980.30
  6. Step 6: Final answer
    x = 5,010,531.14

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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.