Home / 5,419,388.36-7,478,068.56-2,971,355.22

Finding the Fourth Proportional to 5,419,388.36, 7,478,068.56 and 2,971,355.22

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Solution

The fourth proportional to 5,419,388.36, 7,478,068.56 and 2,971,355.22 is: 4,100,093.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419,388.36 : 7,478,068.56 = 2,971,355.22 : x
  2. Step 2: Convert to fraction form
    5,419,388.36/7,478,068.56 = 2,971,355.22/x
  3. Step 3: Cross multiply
    5,419,388.36x = 7,478,068.56 × 2,971,355.22
  4. Step 4: Simplify right side
    5,419,388.36x = 22,219,998,051,273.88
  5. Step 5: Solve for x
    x = 22,219,998,051,273.88/5,419,388.36
  6. Step 6: Final answer
    x = 4,100,093.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.