Home / 12,426,940.08-17,140,343.58-8,294,887.89

Finding the Fourth Proportional to 12,426,940.08, 17,140,343.58 and 8,294,887.89

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Solution

The fourth proportional to 12,426,940.08, 17,140,343.58 and 8,294,887.89 is: 11,441,048.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,426,940.08 : 17,140,343.58 = 8,294,887.89 : x
  2. Step 2: Convert to fraction form
    12,426,940.08/17,140,343.58 = 8,294,887.89/x
  3. Step 3: Cross multiply
    12,426,940.08x = 17,140,343.58 × 8,294,887.89
  4. Step 4: Simplify right side
    12,426,940.08x = 142,177,228,392,181.22
  5. Step 5: Solve for x
    x = 142,177,228,392,181.22/12,426,940.08
  6. Step 6: Final answer
    x = 11,441,048.84

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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.