Home / 28,700,462.48-39,606,626.85-15,647,732.06

Finding the Fourth Proportional to 28,700,462.48, 39,606,626.85 and 15,647,732.06

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Solution

The fourth proportional to 28,700,462.48, 39,606,626.85 and 15,647,732.06 is: 21,593,864.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,700,462.48 : 39,606,626.85 = 15,647,732.06 : x
  2. Step 2: Convert to fraction form
    28,700,462.48/39,606,626.85 = 15,647,732.06/x
  3. Step 3: Cross multiply
    28,700,462.48x = 39,606,626.85 × 15,647,732.06
  4. Step 4: Simplify right side
    28,700,462.48x = 619,753,884,749,201.88
  5. Step 5: Solve for x
    x = 619,753,884,749,201.88/28,700,462.48
  6. Step 6: Final answer
    x = 21,593,864.04

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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.