Home / 6,473,027.36-9,706,537.56-3,778,128.20

Finding the Fourth Proportional to 6,473,027.36, 9,706,537.56 and 3,778,128.20

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Solution

The fourth proportional to 6,473,027.36, 9,706,537.56 and 3,778,128.20 is: 5,665,439.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473,027.36 : 9,706,537.56 = 3,778,128.20 : x
  2. Step 2: Convert to fraction form
    6,473,027.36/9,706,537.56 = 3,778,128.20/x
  3. Step 3: Cross multiply
    6,473,027.36x = 9,706,537.56 × 3,778,128.20
  4. Step 4: Simplify right side
    6,473,027.36x = 36,672,543,279,795.20
  5. Step 5: Solve for x
    x = 36,672,543,279,795.20/6,473,027.36
  6. Step 6: Final answer
    x = 5,665,439.25

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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.