Home / 8,001,402.21-11,989,979.64-5,296,035.33

Finding the Fourth Proportional to 8,001,402.21, 11,989,979.64 and 5,296,035.33

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Solution

The fourth proportional to 8,001,402.21, 11,989,979.64 and 5,296,035.33 is: 7,936,028.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001,402.21 : 11,989,979.64 = 5,296,035.33 : x
  2. Step 2: Convert to fraction form
    8,001,402.21/11,989,979.64 = 5,296,035.33/x
  3. Step 3: Cross multiply
    8,001,402.21x = 11,989,979.64 × 5,296,035.33
  4. Step 4: Simplify right side
    8,001,402.21x = 63,499,355,779,420.69
  5. Step 5: Solve for x
    x = 63,499,355,779,420.69/8,001,402.21
  6. Step 6: Final answer
    x = 7,936,028.48

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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.