Home / 29,228,438.80-43,842,658.20-7,662,998.80

Finding the Fourth Proportional to 29,228,438.80, 43,842,658.20 and 7,662,998.80

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Solution

The fourth proportional to 29,228,438.80, 43,842,658.20 and 7,662,998.80 is: 11,494,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228,438.80 : 43,842,658.20 = 7,662,998.80 : x
  2. Step 2: Convert to fraction form
    29,228,438.80/43,842,658.20 = 7,662,998.80/x
  3. Step 3: Cross multiply
    29,228,438.80x = 43,842,658.20 × 7,662,998.80
  4. Step 4: Simplify right side
    29,228,438.80x = 335,966,237,175,410.19
  5. Step 5: Solve for x
    x = 335,966,237,175,410.19/29,228,438.80
  6. Step 6: Final answer
    x = 11,494,498.20

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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.