Home / 12,830,302.88-17,705,811.84-7,673,664.32

Finding the Fourth Proportional to 12,830,302.88, 17,705,811.84 and 7,673,664.32

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Solution

The fourth proportional to 12,830,302.88, 17,705,811.84 and 7,673,664.32 is: 10,589,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,830,302.88 : 17,705,811.84 = 7,673,664.32 : x
  2. Step 2: Convert to fraction form
    12,830,302.88/17,705,811.84 = 7,673,664.32/x
  3. Step 3: Cross multiply
    12,830,302.88x = 17,705,811.84 × 7,673,664.32
  4. Step 4: Simplify right side
    12,830,302.88x = 135,868,456,573,241.55
  5. Step 5: Solve for x
    x = 135,868,456,573,241.55/12,830,302.88
  6. Step 6: Final answer
    x = 10,589,653.09

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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.