Home / 12,765,406.60-17,616,233.46-6,964,191.88

Finding the Fourth Proportional to 12,765,406.60, 17,616,233.46 and 6,964,191.88

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Solution

The fourth proportional to 12,765,406.60, 17,616,233.46 and 6,964,191.88 is: 9,610,569.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,765,406.60 : 17,616,233.46 = 6,964,191.88 : x
  2. Step 2: Convert to fraction form
    12,765,406.60/17,616,233.46 = 6,964,191.88/x
  3. Step 3: Cross multiply
    12,765,406.60x = 17,616,233.46 × 6,964,191.88
  4. Step 4: Simplify right side
    12,765,406.60x = 122,682,830,018,316.31
  5. Step 5: Solve for x
    x = 122,682,830,018,316.31/12,765,406.60
  6. Step 6: Final answer
    x = 9,610,569.71

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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.