Home / 8,301,078-11,455,662.60-4,679,406

Finding the Fourth Proportional to 8,301,078, 11,455,662.60 and 4,679,406

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Solution

The fourth proportional to 8,301,078, 11,455,662.60 and 4,679,406 is: 6,457,678.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,078 : 11,455,662.60 = 4,679,406 : x
  2. Step 2: Convert to fraction form
    8,301,078/11,455,662.60 = 4,679,406/x
  3. Step 3: Cross multiply
    8,301,078x = 11,455,662.60 × 4,679,406
  4. Step 4: Simplify right side
    8,301,078x = 53,605,696,304,415.60
  5. Step 5: Solve for x
    x = 53,605,696,304,415.60/8,301,078
  6. Step 6: Final answer
    x = 6,457,678.91

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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.