Home / 13,581,115.01-18,741,757.59-7,386,028.39

Finding the Fourth Proportional to 13,581,115.01, 18,741,757.59 and 7,386,028.39

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Solution

The fourth proportional to 13,581,115.01, 18,741,757.59 and 7,386,028.39 is: 10,192,620.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,581,115.01 : 18,741,757.59 = 7,386,028.39 : x
  2. Step 2: Convert to fraction form
    13,581,115.01/18,741,757.59 = 7,386,028.39/x
  3. Step 3: Cross multiply
    13,581,115.01x = 18,741,757.59 × 7,386,028.39
  4. Step 4: Simplify right side
    13,581,115.01x = 138,427,153,604,162.34
  5. Step 5: Solve for x
    x = 138,427,153,604,162.34/13,581,115.01
  6. Step 6: Final answer
    x = 10,192,620.67

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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.