Home / 12,103,722.55-16,702,990.11-6,597,080.38

Finding the Fourth Proportional to 12,103,722.55, 16,702,990.11 and 6,597,080.38

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Solution

The fourth proportional to 12,103,722.55, 16,702,990.11 and 6,597,080.38 is: 9,103,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,103,722.55 : 16,702,990.11 = 6,597,080.38 : x
  2. Step 2: Convert to fraction form
    12,103,722.55/16,702,990.11 = 6,597,080.38/x
  3. Step 3: Cross multiply
    12,103,722.55x = 16,702,990.11 × 6,597,080.38
  4. Step 4: Simplify right side
    12,103,722.55x = 110,190,968,342,015.03
  5. Step 5: Solve for x
    x = 110,190,968,342,015.03/12,103,722.55
  6. Step 6: Final answer
    x = 9,103,890.80

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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.