Home / 8,609,666.54-12,914,499.81-7,501,119.98

Finding the Fourth Proportional to 8,609,666.54, 12,914,499.81 and 7,501,119.98

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Solution

The fourth proportional to 8,609,666.54, 12,914,499.81 and 7,501,119.98 is: 11,251,679.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,609,666.54 : 12,914,499.81 = 7,501,119.98 : x
  2. Step 2: Convert to fraction form
    8,609,666.54/12,914,499.81 = 7,501,119.98/x
  3. Step 3: Cross multiply
    8,609,666.54x = 12,914,499.81 × 7,501,119.98
  4. Step 4: Simplify right side
    8,609,666.54x = 96,873,212,556,497.22
  5. Step 5: Solve for x
    x = 96,873,212,556,497.22/8,609,666.54
  6. Step 6: Final answer
    x = 11,251,679.97

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Double scale
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Similar ratio
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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.