Home / 12,598,808.32-18,901,215.96-4,079,147.32

Finding the Fourth Proportional to 12,598,808.32, 18,901,215.96 and 4,079,147.32

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Solution

The fourth proportional to 12,598,808.32, 18,901,215.96 and 4,079,147.32 is: 6,119,693.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,598,808.32 : 18,901,215.96 = 4,079,147.32 : x
  2. Step 2: Convert to fraction form
    12,598,808.32/18,901,215.96 = 4,079,147.32/x
  3. Step 3: Cross multiply
    12,598,808.32x = 18,901,215.96 × 4,079,147.32
  4. Step 4: Simplify right side
    12,598,808.32x = 77,100,844,459,250.14
  5. Step 5: Solve for x
    x = 77,100,844,459,250.14/12,598,808.32
  6. Step 6: Final answer
    x = 6,119,693.43

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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.