Home / 12,027,081.66-16,599,783.90-7,135,019.16

Finding the Fourth Proportional to 12,027,081.66, 16,599,783.90 and 7,135,019.16

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Solution

The fourth proportional to 12,027,081.66, 16,599,783.90 and 7,135,019.16 is: 9,847,756.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027,081.66 : 16,599,783.90 = 7,135,019.16 : x
  2. Step 2: Convert to fraction form
    12,027,081.66/16,599,783.90 = 7,135,019.16/x
  3. Step 3: Cross multiply
    12,027,081.66x = 16,599,783.90 × 7,135,019.16
  4. Step 4: Simplify right side
    12,027,081.66x = 118,439,776,178,359.53
  5. Step 5: Solve for x
    x = 118,439,776,178,359.53/12,027,081.66
  6. Step 6: Final answer
    x = 9,847,756.88

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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.