Home / 16,990,069.52-25,484,362.68-5,475,280.88

Finding the Fourth Proportional to 16,990,069.52, 25,484,362.68 and 5,475,280.88

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Solution

The fourth proportional to 16,990,069.52, 25,484,362.68 and 5,475,280.88 is: 8,212,682.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990,069.52 : 25,484,362.68 = 5,475,280.88 : x
  2. Step 2: Convert to fraction form
    16,990,069.52/25,484,362.68 = 5,475,280.88/x
  3. Step 3: Cross multiply
    16,990,069.52x = 25,484,362.68 × 5,475,280.88
  4. Step 4: Simplify right side
    16,990,069.52x = 139,534,043,720,789.55
  5. Step 5: Solve for x
    x = 139,534,043,720,789.55/16,990,069.52
  6. Step 6: Final answer
    x = 8,212,682.33

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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.