Home / 13,397,774.29-18,493,091.55-10,649,338.58

Finding the Fourth Proportional to 13,397,774.29, 18,493,091.55 and 10,649,338.58

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Solution

The fourth proportional to 13,397,774.29, 18,493,091.55 and 10,649,338.58 is: 14,699,396.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397,774.29 : 18,493,091.55 = 10,649,338.58 : x
  2. Step 2: Convert to fraction form
    13,397,774.29/18,493,091.55 = 10,649,338.58/x
  3. Step 3: Cross multiply
    13,397,774.29x = 18,493,091.55 × 10,649,338.58
  4. Step 4: Simplify right side
    13,397,774.29x = 196,939,193,353,119.72
  5. Step 5: Solve for x
    x = 196,939,193,353,119.72/13,397,774.29
  6. Step 6: Final answer
    x = 14,699,396.27

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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.