Home / 12,360,712.98-17,056,554.87-7,135,404.56

Finding the Fourth Proportional to 12,360,712.98, 17,056,554.87 and 7,135,404.56

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Solution

The fourth proportional to 12,360,712.98, 17,056,554.87 and 7,135,404.56 is: 9,846,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360,712.98 : 17,056,554.87 = 7,135,404.56 : x
  2. Step 2: Convert to fraction form
    12,360,712.98/17,056,554.87 = 7,135,404.56/x
  3. Step 3: Cross multiply
    12,360,712.98x = 17,056,554.87 × 7,135,404.56
  4. Step 4: Simplify right side
    12,360,712.98x = 121,705,419,312,005.44
  5. Step 5: Solve for x
    x = 121,705,419,312,005.44/12,360,712.98
  6. Step 6: Final answer
    x = 9,846,148.80

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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.