Home / 15,452,467.61-21,324,352.61-8,482,971.65

Finding the Fourth Proportional to 15,452,467.61, 21,324,352.61 and 8,482,971.65

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Solution

The fourth proportional to 15,452,467.61, 21,324,352.61 and 8,482,971.65 is: 11,706,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452,467.61 : 21,324,352.61 = 8,482,971.65 : x
  2. Step 2: Convert to fraction form
    15,452,467.61/21,324,352.61 = 8,482,971.65/x
  3. Step 3: Cross multiply
    15,452,467.61x = 21,324,352.61 × 8,482,971.65
  4. Step 4: Simplify right side
    15,452,467.61x = 180,893,878,645,233.50
  5. Step 5: Solve for x
    x = 180,893,878,645,233.50/15,452,467.61
  6. Step 6: Final answer
    x = 11,706,471.95

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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.