Home / 6,777,648.90-10,166,408.55-1,660,101.30

Finding the Fourth Proportional to 6,777,648.90, 10,166,408.55 and 1,660,101.30

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Solution

The fourth proportional to 6,777,648.90, 10,166,408.55 and 1,660,101.30 is: 2,490,136.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777,648.90 : 10,166,408.55 = 1,660,101.30 : x
  2. Step 2: Convert to fraction form
    6,777,648.90/10,166,408.55 = 1,660,101.30/x
  3. Step 3: Cross multiply
    6,777,648.90x = 10,166,408.55 × 1,660,101.30
  4. Step 4: Simplify right side
    6,777,648.90x = 16,877,268,050,186.12
  5. Step 5: Solve for x
    x = 16,877,268,050,186.12/6,777,648.90
  6. Step 6: Final answer
    x = 2,490,136.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.