Home / 55,011,644.30-82,517,466.45-16,668,176.15

Finding the Fourth Proportional to 55,011,644.30, 82,517,466.45 and 16,668,176.15

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Solution

The fourth proportional to 55,011,644.30, 82,517,466.45 and 16,668,176.15 is: 25,002,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,011,644.30 : 82,517,466.45 = 16,668,176.15 : x
  2. Step 2: Convert to fraction form
    55,011,644.30/82,517,466.45 = 16,668,176.15/x
  3. Step 3: Cross multiply
    55,011,644.30x = 82,517,466.45 × 16,668,176.15
  4. Step 4: Simplify right side
    55,011,644.30x = 1,375,415,666,240,315.25
  5. Step 5: Solve for x
    x = 1,375,415,666,240,315.25/55,011,644.30
  6. Step 6: Final answer
    x = 25,002,264.23

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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.