Home / 5,227,738.65-7,831,395.50-3,425,145.21

Finding the Fourth Proportional to 5,227,738.65, 7,831,395.50 and 3,425,145.21

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Solution

The fourth proportional to 5,227,738.65, 7,831,395.50 and 3,425,145.21 is: 5,131,026.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227,738.65 : 7,831,395.50 = 3,425,145.21 : x
  2. Step 2: Convert to fraction form
    5,227,738.65/7,831,395.50 = 3,425,145.21/x
  3. Step 3: Cross multiply
    5,227,738.65x = 7,831,395.50 × 3,425,145.21
  4. Step 4: Simplify right side
    5,227,738.65x = 26,823,666,767,314.83
  5. Step 5: Solve for x
    x = 26,823,666,767,314.83/5,227,738.65
  6. Step 6: Final answer
    x = 5,131,026.73

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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.