Home / 7,687,875.44-10,611,939.92-4,425,990.22

Finding the Fourth Proportional to 7,687,875.44, 10,611,939.92 and 4,425,990.22

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Solution

The fourth proportional to 7,687,875.44, 10,611,939.92 and 4,425,990.22 is: 6,109,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687,875.44 : 10,611,939.92 = 4,425,990.22 : x
  2. Step 2: Convert to fraction form
    7,687,875.44/10,611,939.92 = 4,425,990.22/x
  3. Step 3: Cross multiply
    7,687,875.44x = 10,611,939.92 × 4,425,990.22
  4. Step 4: Simplify right side
    7,687,875.44x = 46,968,342,248,087.88
  5. Step 5: Solve for x
    x = 46,968,342,248,087.88/7,687,875.44
  6. Step 6: Final answer
    x = 6,109,404.69

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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.