Home / 11,666,114.40-17,499,171.60-7,361,442.30

Finding the Fourth Proportional to 11,666,114.40, 17,499,171.60 and 7,361,442.30

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Solution

The fourth proportional to 11,666,114.40, 17,499,171.60 and 7,361,442.30 is: 11,042,163.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666,114.40 : 17,499,171.60 = 7,361,442.30 : x
  2. Step 2: Convert to fraction form
    11,666,114.40/17,499,171.60 = 7,361,442.30/x
  3. Step 3: Cross multiply
    11,666,114.40x = 17,499,171.60 × 7,361,442.30
  4. Step 4: Simplify right side
    11,666,114.40x = 128,819,142,031,198.69
  5. Step 5: Solve for x
    x = 128,819,142,031,198.69/11,666,114.40
  6. Step 6: Final answer
    x = 11,042,163.45

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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.