Home / 7,718,511.19-11,578,834.73-2,602,404.34

Finding the Fourth Proportional to 7,718,511.19, 11,578,834.73 and 2,602,404.34

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Solution

The fourth proportional to 7,718,511.19, 11,578,834.73 and 2,602,404.34 is: 3,903,966.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718,511.19 : 11,578,834.73 = 2,602,404.34 : x
  2. Step 2: Convert to fraction form
    7,718,511.19/11,578,834.73 = 2,602,404.34/x
  3. Step 3: Cross multiply
    7,718,511.19x = 11,578,834.73 × 2,602,404.34
  4. Step 4: Simplify right side
    7,718,511.19x = 30,132,809,753,494.73
  5. Step 5: Solve for x
    x = 30,132,809,753,494.73/7,718,511.19
  6. Step 6: Final answer
    x = 3,903,966.58

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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.