Home / 13,698,459.41-20,550,633.87-3,983,241.22

Finding the Fourth Proportional to 13,698,459.41, 20,550,633.87 and 3,983,241.22

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Solution

The fourth proportional to 13,698,459.41, 20,550,633.87 and 3,983,241.22 is: 5,975,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698,459.41 : 20,550,633.87 = 3,983,241.22 : x
  2. Step 2: Convert to fraction form
    13,698,459.41/20,550,633.87 = 3,983,241.22/x
  3. Step 3: Cross multiply
    13,698,459.41x = 20,550,633.87 × 3,983,241.22
  4. Step 4: Simplify right side
    13,698,459.41x = 81,858,131,805,442.73
  5. Step 5: Solve for x
    x = 81,858,131,805,442.73/13,698,459.41
  6. Step 6: Final answer
    x = 5,975,718.10

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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.