Home / 13,501,446.22-18,632,052.53-7,306,493.19

Finding the Fourth Proportional to 13,501,446.22, 18,632,052.53 and 7,306,493.19

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Solution

The fourth proportional to 13,501,446.22, 18,632,052.53 and 7,306,493.19 is: 10,082,991.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501,446.22 : 18,632,052.53 = 7,306,493.19 : x
  2. Step 2: Convert to fraction form
    13,501,446.22/18,632,052.53 = 7,306,493.19/x
  3. Step 3: Cross multiply
    13,501,446.22x = 18,632,052.53 × 7,306,493.19
  4. Step 4: Simplify right side
    13,501,446.22x = 136,134,964,926,167.28
  5. Step 5: Solve for x
    x = 136,134,964,926,167.28/13,501,446.22
  6. Step 6: Final answer
    x = 10,082,991.31

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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.