Home / 14,054,002.20-21,081,003.30-6,870,144.60

Finding the Fourth Proportional to 14,054,002.20, 21,081,003.30 and 6,870,144.60

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Solution

The fourth proportional to 14,054,002.20, 21,081,003.30 and 6,870,144.60 is: 10,305,216.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054,002.20 : 21,081,003.30 = 6,870,144.60 : x
  2. Step 2: Convert to fraction form
    14,054,002.20/21,081,003.30 = 6,870,144.60/x
  3. Step 3: Cross multiply
    14,054,002.20x = 21,081,003.30 × 6,870,144.60
  4. Step 4: Simplify right side
    14,054,002.20x = 144,829,540,984,077.19
  5. Step 5: Solve for x
    x = 144,829,540,984,077.19/14,054,002.20
  6. Step 6: Final answer
    x = 10,305,216.90

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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.