Home / 11,464,609.92-17,178,019.20-6,658,808.64

Finding the Fourth Proportional to 11,464,609.92, 17,178,019.20 and 6,658,808.64

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Solution

The fourth proportional to 11,464,609.92, 17,178,019.20 and 6,658,808.64 is: 9,977,238.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,464,609.92 : 17,178,019.20 = 6,658,808.64 : x
  2. Step 2: Convert to fraction form
    11,464,609.92/17,178,019.20 = 6,658,808.64/x
  3. Step 3: Cross multiply
    11,464,609.92x = 17,178,019.20 × 6,658,808.64
  4. Step 4: Simplify right side
    11,464,609.92x = 114,385,142,667,045.88
  5. Step 5: Solve for x
    x = 114,385,142,667,045.88/11,464,609.92
  6. Step 6: Final answer
    x = 9,977,238.08

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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.