Home / 13,064,310.03-18,028,817.96-7,184,323.41

Finding the Fourth Proportional to 13,064,310.03, 18,028,817.96 and 7,184,323.41

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Solution

The fourth proportional to 13,064,310.03, 18,028,817.96 and 7,184,323.41 is: 9,914,404.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064,310.03 : 18,028,817.96 = 7,184,323.41 : x
  2. Step 2: Convert to fraction form
    13,064,310.03/18,028,817.96 = 7,184,323.41/x
  3. Step 3: Cross multiply
    13,064,310.03x = 18,028,817.96 × 7,184,323.41
  4. Step 4: Simplify right side
    13,064,310.03x = 129,524,858,924,656.45
  5. Step 5: Solve for x
    x = 129,524,858,924,656.45/13,064,310.03
  6. Step 6: Final answer
    x = 9,914,404.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.