Home / 18,186,626.80-27,290,437.80-6,828,223.60

Finding the Fourth Proportional to 18,186,626.80, 27,290,437.80 and 6,828,223.60

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Solution

The fourth proportional to 18,186,626.80, 27,290,437.80 and 6,828,223.60 is: 10,246,276.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186,626.80 : 27,290,437.80 = 6,828,223.60 : x
  2. Step 2: Convert to fraction form
    18,186,626.80/27,290,437.80 = 6,828,223.60/x
  3. Step 3: Cross multiply
    18,186,626.80x = 27,290,437.80 × 6,828,223.60
  4. Step 4: Simplify right side
    18,186,626.80x = 186,345,211,440,292.06
  5. Step 5: Solve for x
    x = 186,345,211,440,292.06/18,186,626.80
  6. Step 6: Final answer
    x = 10,246,276.76

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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.