Home / 8,388,401.16-12,582,473.26-3,774,128.23

Finding the Fourth Proportional to 8,388,401.16, 12,582,473.26 and 3,774,128.23

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Solution

The fourth proportional to 8,388,401.16, 12,582,473.26 and 3,774,128.23 is: 5,661,134.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388,401.16 : 12,582,473.26 = 3,774,128.23 : x
  2. Step 2: Convert to fraction form
    8,388,401.16/12,582,473.26 = 3,774,128.23/x
  3. Step 3: Cross multiply
    8,388,401.16x = 12,582,473.26 × 3,774,128.23
  4. Step 4: Simplify right side
    8,388,401.16x = 47,487,867,533,786.12
  5. Step 5: Solve for x
    x = 47,487,867,533,786.12/8,388,401.16
  6. Step 6: Final answer
    x = 5,661,134.54

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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.