Home / 14,530,974.18-20,054,319.57-8,005,272.36

Finding the Fourth Proportional to 14,530,974.18, 20,054,319.57 and 8,005,272.36

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Solution

The fourth proportional to 14,530,974.18, 20,054,319.57 and 8,005,272.36 is: 11,048,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530,974.18 : 20,054,319.57 = 8,005,272.36 : x
  2. Step 2: Convert to fraction form
    14,530,974.18/20,054,319.57 = 8,005,272.36/x
  3. Step 3: Cross multiply
    14,530,974.18x = 20,054,319.57 × 8,005,272.36
  4. Step 4: Simplify right side
    14,530,974.18x = 160,540,290,152,328.09
  5. Step 5: Solve for x
    x = 160,540,290,152,328.09/14,530,974.18
  6. Step 6: Final answer
    x = 11,048,143.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.