Home / 21,004,313.51-31,488,499.23-8,059,753.46

Finding the Fourth Proportional to 21,004,313.51, 31,488,499.23 and 8,059,753.46

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Solution

The fourth proportional to 21,004,313.51, 31,488,499.23 and 8,059,753.46 is: 12,082,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,004,313.51 : 31,488,499.23 = 8,059,753.46 : x
  2. Step 2: Convert to fraction form
    21,004,313.51/31,488,499.23 = 8,059,753.46/x
  3. Step 3: Cross multiply
    21,004,313.51x = 31,488,499.23 × 8,059,753.46
  4. Step 4: Simplify right side
    21,004,313.51x = 253,789,540,461,757.34
  5. Step 5: Solve for x
    x = 253,789,540,461,757.34/21,004,313.51
  6. Step 6: Final answer
    x = 12,082,734.36

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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.