Home / 9,145,763.01-12,620,243.19-5,279,529.72

Finding the Fourth Proportional to 9,145,763.01, 12,620,243.19 and 5,279,529.72

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Solution

The fourth proportional to 9,145,763.01, 12,620,243.19 and 5,279,529.72 is: 7,285,225.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145,763.01 : 12,620,243.19 = 5,279,529.72 : x
  2. Step 2: Convert to fraction form
    9,145,763.01/12,620,243.19 = 5,279,529.72/x
  3. Step 3: Cross multiply
    9,145,763.01x = 12,620,243.19 × 5,279,529.72
  4. Step 4: Simplify right side
    9,145,763.01x = 66,628,948,995,232.60
  5. Step 5: Solve for x
    x = 66,628,948,995,232.60/9,145,763.01
  6. Step 6: Final answer
    x = 7,285,225.84

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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.