Home / 55,012,744.80-82,519,117.20-16,669,276.65

Finding the Fourth Proportional to 55,012,744.80, 82,519,117.20 and 16,669,276.65

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Solution

The fourth proportional to 55,012,744.80, 82,519,117.20 and 16,669,276.65 is: 25,003,914.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,012,744.80 : 82,519,117.20 = 16,669,276.65 : x
  2. Step 2: Convert to fraction form
    55,012,744.80/82,519,117.20 = 16,669,276.65/x
  3. Step 3: Cross multiply
    55,012,744.80x = 82,519,117.20 × 16,669,276.65
  4. Step 4: Simplify right side
    55,012,744.80x = 1,375,533,993,520,573.50
  5. Step 5: Solve for x
    x = 1,375,533,993,520,573.50/55,012,744.80
  6. Step 6: Final answer
    x = 25,003,914.98

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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.