Home / 7,240,232.32-9,990,937.92-4,184,644.48

Finding the Fourth Proportional to 7,240,232.32, 9,990,937.92 and 4,184,644.48

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Solution

The fourth proportional to 7,240,232.32, 9,990,937.92 and 4,184,644.48 is: 5,774,472.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,232.32 : 9,990,937.92 = 4,184,644.48 : x
  2. Step 2: Convert to fraction form
    7,240,232.32/9,990,937.92 = 4,184,644.48/x
  3. Step 3: Cross multiply
    7,240,232.32x = 9,990,937.92 × 4,184,644.48
  4. Step 4: Simplify right side
    7,240,232.32x = 41,808,523,216,950.68
  5. Step 5: Solve for x
    x = 41,808,523,216,950.68/7,240,232.32
  6. Step 6: Final answer
    x = 5,774,472.61

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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.