Home / 11,197,680.59-16,769,616.64-6,390,796.75

Finding the Fourth Proportional to 11,197,680.59, 16,769,616.64 and 6,390,796.75

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Solution

The fourth proportional to 11,197,680.59, 16,769,616.64 and 6,390,796.75 is: 9,570,840.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197,680.59 : 16,769,616.64 = 6,390,796.75 : x
  2. Step 2: Convert to fraction form
    11,197,680.59/16,769,616.64 = 6,390,796.75/x
  3. Step 3: Cross multiply
    11,197,680.59x = 16,769,616.64 × 6,390,796.75
  4. Step 4: Simplify right side
    11,197,680.59x = 107,171,211,463,756.88
  5. Step 5: Solve for x
    x = 107,171,211,463,756.88/11,197,680.59
  6. Step 6: Final answer
    x = 9,570,840.19

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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.