Home / 30,932,325.54-42,687,285.57-16,993,860.30

Finding the Fourth Proportional to 30,932,325.54, 42,687,285.57 and 16,993,860.30

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Solution

The fourth proportional to 30,932,325.54, 42,687,285.57 and 16,993,860.30 is: 23,451,898.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,932,325.54 : 42,687,285.57 = 16,993,860.30 : x
  2. Step 2: Convert to fraction form
    30,932,325.54/42,687,285.57 = 16,993,860.30/x
  3. Step 3: Cross multiply
    30,932,325.54x = 42,687,285.57 × 16,993,860.30
  4. Step 4: Simplify right side
    30,932,325.54x = 725,421,767,562,785.88
  5. Step 5: Solve for x
    x = 725,421,767,562,785.88/30,932,325.54
  6. Step 6: Final answer
    x = 23,451,898.78

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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.