Home / 13,555,408.27-20,333,766.10-4,457,304.40

Finding the Fourth Proportional to 13,555,408.27, 20,333,766.10 and 4,457,304.40

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Solution

The fourth proportional to 13,555,408.27, 20,333,766.10 and 4,457,304.40 is: 6,686,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555,408.27 : 20,333,766.10 = 4,457,304.40 : x
  2. Step 2: Convert to fraction form
    13,555,408.27/20,333,766.10 = 4,457,304.40/x
  3. Step 3: Cross multiply
    13,555,408.27x = 20,333,766.10 × 4,457,304.40
  4. Step 4: Simplify right side
    13,555,408.27x = 90,633,785,090,606.42
  5. Step 5: Solve for x
    x = 90,633,785,090,606.42/13,555,408.27
  6. Step 6: Final answer
    x = 6,686,171.55

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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.