Home / 6,538,581.20-9,808,728.78-2,160,265.93

Finding the Fourth Proportional to 6,538,581.20, 9,808,728.78 and 2,160,265.93

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Solution

The fourth proportional to 6,538,581.20, 9,808,728.78 and 2,160,265.93 is: 3,240,682.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,581.20 : 9,808,728.78 = 2,160,265.93 : x
  2. Step 2: Convert to fraction form
    6,538,581.20/9,808,728.78 = 2,160,265.93/x
  3. Step 3: Cross multiply
    6,538,581.20x = 9,808,728.78 × 2,160,265.93
  4. Step 4: Simplify right side
    6,538,581.20x = 21,189,462,600,044.46
  5. Step 5: Solve for x
    x = 21,189,462,600,044.46/6,538,581.20
  6. Step 6: Final answer
    x = 3,240,682.03

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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.