Home / 12,221,718.08-18,329,733.07-4,548,976.40

Finding the Fourth Proportional to 12,221,718.08, 18,329,733.07 and 4,548,976.40

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Solution

The fourth proportional to 12,221,718.08, 18,329,733.07 and 4,548,976.40 is: 6,822,406.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,221,718.08 : 18,329,733.07 = 4,548,976.40 : x
  2. Step 2: Convert to fraction form
    12,221,718.08/18,329,733.07 = 4,548,976.40/x
  3. Step 3: Cross multiply
    12,221,718.08x = 18,329,733.07 × 4,548,976.40
  4. Step 4: Simplify right side
    12,221,718.08x = 83,381,523,188,181.44
  5. Step 5: Solve for x
    x = 83,381,523,188,181.44/12,221,718.08
  6. Step 6: Final answer
    x = 6,822,406.04

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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.