Home / 18,883,976.10-28,325,964.15-17,435,307.30

Finding the Fourth Proportional to 18,883,976.10, 28,325,964.15 and 17,435,307.30

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Solution

The fourth proportional to 18,883,976.10, 28,325,964.15 and 17,435,307.30 is: 26,152,960.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883,976.10 : 28,325,964.15 = 17,435,307.30 : x
  2. Step 2: Convert to fraction form
    18,883,976.10/28,325,964.15 = 17,435,307.30/x
  3. Step 3: Cross multiply
    18,883,976.10x = 28,325,964.15 × 17,435,307.30
  4. Step 4: Simplify right side
    18,883,976.10x = 493,871,889,524,033.31
  5. Step 5: Solve for x
    x = 493,871,889,524,033.31/18,883,976.10
  6. Step 6: Final answer
    x = 26,152,960.95

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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.