Home / 67,376,971.68-101,065,467.12-16,258,990.50

Finding the Fourth Proportional to 67,376,971.68, 101,065,467.12 and 16,258,990.50

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Solution

The fourth proportional to 67,376,971.68, 101,065,467.12 and 16,258,990.50 is: 24,388,488.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,376,971.68 : 101,065,467.12 = 16,258,990.50 : x
  2. Step 2: Convert to fraction form
    67,376,971.68/101,065,467.12 = 16,258,990.50/x
  3. Step 3: Cross multiply
    67,376,971.68x = 101,065,467.12 × 16,258,990.50
  4. Step 4: Simplify right side
    67,376,971.68x = 1,643,222,469,782,142.50
  5. Step 5: Solve for x
    x = 1,643,222,469,782,142.50/67,376,971.68
  6. Step 6: Final answer
    x = 24,388,488.07

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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.