Home / 12,190,822.35-16,824,090.69-6,758,314.35

Finding the Fourth Proportional to 12,190,822.35, 16,824,090.69 and 6,758,314.35

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Solution

The fourth proportional to 12,190,822.35, 16,824,090.69 and 6,758,314.35 is: 9,326,892.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,190,822.35 : 16,824,090.69 = 6,758,314.35 : x
  2. Step 2: Convert to fraction form
    12,190,822.35/16,824,090.69 = 6,758,314.35/x
  3. Step 3: Cross multiply
    12,190,822.35x = 16,824,090.69 × 6,758,314.35
  4. Step 4: Simplify right side
    12,190,822.35x = 113,702,493,535,928.41
  5. Step 5: Solve for x
    x = 113,702,493,535,928.41/12,190,822.35
  6. Step 6: Final answer
    x = 9,326,892.83

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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.