Home / 12,311,277.88-18,466,041.98-3,790,725.88

Finding the Fourth Proportional to 12,311,277.88, 18,466,041.98 and 3,790,725.88

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Solution

The fourth proportional to 12,311,277.88, 18,466,041.98 and 3,790,725.88 is: 5,685,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,311,277.88 : 18,466,041.98 = 3,790,725.88 : x
  2. Step 2: Convert to fraction form
    12,311,277.88/18,466,041.98 = 3,790,725.88/x
  3. Step 3: Cross multiply
    12,311,277.88x = 18,466,041.98 × 3,790,725.88
  4. Step 4: Simplify right side
    12,311,277.88x = 69,999,703,234,752.45
  5. Step 5: Solve for x
    x = 69,999,703,234,752.45/12,311,277.88
  6. Step 6: Final answer
    x = 5,685,819.45

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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.