Home / 17,639,993.40-26,458,434.90-4,859,359.80

Finding the Fourth Proportional to 17,639,993.40, 26,458,434.90 and 4,859,359.80

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Solution

The fourth proportional to 17,639,993.40, 26,458,434.90 and 4,859,359.80 is: 7,288,611.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639,993.40 : 26,458,434.90 = 4,859,359.80 : x
  2. Step 2: Convert to fraction form
    17,639,993.40/26,458,434.90 = 4,859,359.80/x
  3. Step 3: Cross multiply
    17,639,993.40x = 26,458,434.90 × 4,859,359.80
  4. Step 4: Simplify right side
    17,639,993.40x = 128,571,054,923,977.02
  5. Step 5: Solve for x
    x = 128,571,054,923,977.02/17,639,993.40
  6. Step 6: Final answer
    x = 7,288,611.28

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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.