Home / 9,991,809.36-13,789,031.12-6,123,583.04

Finding the Fourth Proportional to 9,991,809.36, 13,789,031.12 and 6,123,583.04

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Solution

The fourth proportional to 9,991,809.36, 13,789,031.12 and 6,123,583.04 is: 8,450,749.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991,809.36 : 13,789,031.12 = 6,123,583.04 : x
  2. Step 2: Convert to fraction form
    9,991,809.36/13,789,031.12 = 6,123,583.04/x
  3. Step 3: Cross multiply
    9,991,809.36x = 13,789,031.12 × 6,123,583.04
  4. Step 4: Simplify right side
    9,991,809.36x = 84,438,277,104,464.20
  5. Step 5: Solve for x
    x = 84,438,277,104,464.20/9,991,809.36
  6. Step 6: Final answer
    x = 8,450,749.42

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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.