Home / 13,632,266.44-18,811,596.90-7,520,797

Finding the Fourth Proportional to 13,632,266.44, 18,811,596.90 and 7,520,797

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Solution

The fourth proportional to 13,632,266.44, 18,811,596.90 and 7,520,797 is: 10,378,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632,266.44 : 18,811,596.90 = 7,520,797 : x
  2. Step 2: Convert to fraction form
    13,632,266.44/18,811,596.90 = 7,520,797/x
  3. Step 3: Cross multiply
    13,632,266.44x = 18,811,596.90 × 7,520,797
  4. Step 4: Simplify right side
    13,632,266.44x = 141,478,201,530,729.28
  5. Step 5: Solve for x
    x = 141,478,201,530,729.28/13,632,266.44
  6. Step 6: Final answer
    x = 10,378,186.35

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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.