Home / 12,293,631.87-18,437,234.71-3,655,405.95

Finding the Fourth Proportional to 12,293,631.87, 18,437,234.71 and 3,655,405.95

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Solution

The fourth proportional to 12,293,631.87, 18,437,234.71 and 3,655,405.95 is: 5,482,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,631.87 : 18,437,234.71 = 3,655,405.95 : x
  2. Step 2: Convert to fraction form
    12,293,631.87/18,437,234.71 = 3,655,405.95/x
  3. Step 3: Cross multiply
    12,293,631.87x = 18,437,234.71 × 3,655,405.95
  4. Step 4: Simplify right side
    12,293,631.87x = 67,395,577,460,480.53
  5. Step 5: Solve for x
    x = 67,395,577,460,480.53/12,293,631.87
  6. Step 6: Final answer
    x = 5,482,153.54

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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.