Home / 9,028,396.32-12,459,186.96-5,161,003.80

Finding the Fourth Proportional to 9,028,396.32, 12,459,186.96 and 5,161,003.80

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Solution

The fourth proportional to 9,028,396.32, 12,459,186.96 and 5,161,003.80 is: 7,122,185.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028,396.32 : 12,459,186.96 = 5,161,003.80 : x
  2. Step 2: Convert to fraction form
    9,028,396.32/12,459,186.96 = 5,161,003.80/x
  3. Step 3: Cross multiply
    9,028,396.32x = 12,459,186.96 × 5,161,003.80
  4. Step 4: Simplify right side
    9,028,396.32x = 64,301,911,245,470.45
  5. Step 5: Solve for x
    x = 64,301,911,245,470.45/9,028,396.32
  6. Step 6: Final answer
    x = 7,122,185.27

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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.