Home / 11,444,564.80-17,166,847.20-7,662,318.40

Finding the Fourth Proportional to 11,444,564.80, 17,166,847.20 and 7,662,318.40

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Solution

The fourth proportional to 11,444,564.80, 17,166,847.20 and 7,662,318.40 is: 11,493,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444,564.80 : 17,166,847.20 = 7,662,318.40 : x
  2. Step 2: Convert to fraction form
    11,444,564.80/17,166,847.20 = 7,662,318.40/x
  3. Step 3: Cross multiply
    11,444,564.80x = 17,166,847.20 × 7,662,318.40
  4. Step 4: Simplify right side
    11,444,564.80x = 131,537,849,170,548.48
  5. Step 5: Solve for x
    x = 131,537,849,170,548.48/11,444,564.80
  6. Step 6: Final answer
    x = 11,493,477.60

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Similar ratio
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1.5x scale

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.