Home / 4,990,346.20-7,475,021.70-4,150,538.20

Finding the Fourth Proportional to 4,990,346.20, 7,475,021.70 and 4,150,538.20

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Solution

The fourth proportional to 4,990,346.20, 7,475,021.70 and 4,150,538.20 is: 6,217,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,346.20 : 7,475,021.70 = 4,150,538.20 : x
  2. Step 2: Convert to fraction form
    4,990,346.20/7,475,021.70 = 4,150,538.20/x
  3. Step 3: Cross multiply
    4,990,346.20x = 7,475,021.70 × 4,150,538.20
  4. Step 4: Simplify right side
    4,990,346.20x = 31,025,363,111,678.94
  5. Step 5: Solve for x
    x = 31,025,363,111,678.94/4,990,346.20
  6. Step 6: Final answer
    x = 6,217,076.30

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1.5x scale

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.