Home / 12,049,920.12-18,077,941.98-3,414,011.16

Finding the Fourth Proportional to 12,049,920.12, 18,077,941.98 and 3,414,011.16

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Solution

The fourth proportional to 12,049,920.12, 18,077,941.98 and 3,414,011.16 is: 5,121,884.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049,920.12 : 18,077,941.98 = 3,414,011.16 : x
  2. Step 2: Convert to fraction form
    12,049,920.12/18,077,941.98 = 3,414,011.16/x
  3. Step 3: Cross multiply
    12,049,920.12x = 18,077,941.98 × 3,414,011.16
  4. Step 4: Simplify right side
    12,049,920.12x = 61,718,295,669,552.50
  5. Step 5: Solve for x
    x = 61,718,295,669,552.50/12,049,920.12
  6. Step 6: Final answer
    x = 5,121,884.22

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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.