Home / 55,138,220.10-82,698,472.80-16,790,815.35

Finding the Fourth Proportional to 55,138,220.10, 82,698,472.80 and 16,790,815.35

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Solution

The fourth proportional to 55,138,220.10, 82,698,472.80 and 16,790,815.35 is: 25,183,525.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,138,220.10 : 82,698,472.80 = 16,790,815.35 : x
  2. Step 2: Convert to fraction form
    55,138,220.10/82,698,472.80 = 16,790,815.35/x
  3. Step 3: Cross multiply
    55,138,220.10x = 82,698,472.80 × 16,790,815.35
  4. Step 4: Simplify right side
    55,138,220.10x = 1,388,574,786,511,797.50
  5. Step 5: Solve for x
    x = 1,388,574,786,511,797.50/55,138,220.10
  6. Step 6: Final answer
    x = 25,183,525.76

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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.