Home / 17,885,666.70-26,837,357.40-10,215,201.60

Finding the Fourth Proportional to 17,885,666.70, 26,837,357.40 and 10,215,201.60

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Solution

The fourth proportional to 17,885,666.70, 26,837,357.40 and 10,215,201.60 is: 15,327,861.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,885,666.70 : 26,837,357.40 = 10,215,201.60 : x
  2. Step 2: Convert to fraction form
    17,885,666.70/26,837,357.40 = 10,215,201.60/x
  3. Step 3: Cross multiply
    17,885,666.70x = 26,837,357.40 × 10,215,201.60
  4. Step 4: Simplify right side
    17,885,666.70x = 274,149,016,252,251.81
  5. Step 5: Solve for x
    x = 274,149,016,252,251.81/17,885,666.70
  6. Step 6: Final answer
    x = 15,327,861.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.