Home / 8,689,951-11,992,132.38-5,298,463

Finding the Fourth Proportional to 8,689,951, 11,992,132.38 and 5,298,463

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Solution

The fourth proportional to 8,689,951, 11,992,132.38 and 5,298,463 is: 7,311,878.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,689,951 : 11,992,132.38 = 5,298,463 : x
  2. Step 2: Convert to fraction form
    8,689,951/11,992,132.38 = 5,298,463/x
  3. Step 3: Cross multiply
    8,689,951x = 11,992,132.38 × 5,298,463
  4. Step 4: Simplify right side
    8,689,951x = 63,539,869,706,531.95
  5. Step 5: Solve for x
    x = 63,539,869,706,531.95/8,689,951
  6. Step 6: Final answer
    x = 7,311,878.94

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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.