Home / 12,304,930.96-18,457,441.86-3,785,208.40

Finding the Fourth Proportional to 12,304,930.96, 18,457,441.86 and 3,785,208.40

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Solution

The fourth proportional to 12,304,930.96, 18,457,441.86 and 3,785,208.40 is: 5,677,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304,930.96 : 18,457,441.86 = 3,785,208.40 : x
  2. Step 2: Convert to fraction form
    12,304,930.96/18,457,441.86 = 3,785,208.40/x
  3. Step 3: Cross multiply
    12,304,930.96x = 18,457,441.86 × 3,785,208.40
  4. Step 4: Simplify right side
    12,304,930.96x = 69,865,263,970,983.62
  5. Step 5: Solve for x
    x = 69,865,263,970,983.62/12,304,930.96
  6. Step 6: Final answer
    x = 5,677,826.57

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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.