Home / 9,529,550.24-13,150,736.12-5,178,554.24

Finding the Fourth Proportional to 9,529,550.24, 13,150,736.12 and 5,178,554.24

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Solution

The fourth proportional to 9,529,550.24, 13,150,736.12 and 5,178,554.24 is: 7,146,381.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,529,550.24 : 13,150,736.12 = 5,178,554.24 : x
  2. Step 2: Convert to fraction form
    9,529,550.24/13,150,736.12 = 5,178,554.24/x
  3. Step 3: Cross multiply
    9,529,550.24x = 13,150,736.12 × 5,178,554.24
  4. Step 4: Simplify right side
    9,529,550.24x = 68,101,800,240,539.86
  5. Step 5: Solve for x
    x = 68,101,800,240,539.86/9,529,550.24
  6. Step 6: Final answer
    x = 7,146,381.37

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Double scale
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1.5x scale

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.