Home / 12,365,833.08-17,064,520.39-7,138,664.84

Finding the Fourth Proportional to 12,365,833.08, 17,064,520.39 and 7,138,664.84

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Solution

The fourth proportional to 12,365,833.08, 17,064,520.39 and 7,138,664.84 is: 9,851,167.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,365,833.08 : 17,064,520.39 = 7,138,664.84 : x
  2. Step 2: Convert to fraction form
    12,365,833.08/17,064,520.39 = 7,138,664.84/x
  3. Step 3: Cross multiply
    12,365,833.08x = 17,064,520.39 × 7,138,664.84
  4. Step 4: Simplify right side
    12,365,833.08x = 121,817,891,598,540.17
  5. Step 5: Solve for x
    x = 121,817,891,598,540.17/12,365,833.08
  6. Step 6: Final answer
    x = 9,851,167.39

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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.