Home / 12,384,480.69-18,569,361.82-4,708,687.39

Finding the Fourth Proportional to 12,384,480.69, 18,569,361.82 and 4,708,687.39

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Solution

The fourth proportional to 12,384,480.69, 18,569,361.82 and 4,708,687.39 is: 7,060,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,480.69 : 18,569,361.82 = 4,708,687.39 : x
  2. Step 2: Convert to fraction form
    12,384,480.69/18,569,361.82 = 4,708,687.39/x
  3. Step 3: Cross multiply
    12,384,480.69x = 18,569,361.82 × 4,708,687.39
  4. Step 4: Simplify right side
    12,384,480.69x = 87,437,319,842,181.44
  5. Step 5: Solve for x
    x = 87,437,319,842,181.44/12,384,480.69
  6. Step 6: Final answer
    x = 7,060,233.05

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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.