Home / 12,426,940.83-17,140,344.62-8,294,888.64

Finding the Fourth Proportional to 12,426,940.83, 17,140,344.62 and 8,294,888.64

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Solution

The fourth proportional to 12,426,940.83, 17,140,344.62 and 8,294,888.64 is: 11,441,049.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,426,940.83 : 17,140,344.62 = 8,294,888.64 : x
  2. Step 2: Convert to fraction form
    12,426,940.83/17,140,344.62 = 8,294,888.64/x
  3. Step 3: Cross multiply
    12,426,940.83x = 17,140,344.62 × 8,294,888.64
  4. Step 4: Simplify right side
    12,426,940.83x = 142,177,249,832,648.66
  5. Step 5: Solve for x
    x = 142,177,249,832,648.66/12,426,940.83
  6. Step 6: Final answer
    x = 11,441,049.88

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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.