Home / 5,105,615.21-7,045,998.93-2,871,096.14

Finding the Fourth Proportional to 5,105,615.21, 7,045,998.93 and 2,871,096.14

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Solution

The fourth proportional to 5,105,615.21, 7,045,998.93 and 2,871,096.14 is: 3,962,253.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,615.21 : 7,045,998.93 = 2,871,096.14 : x
  2. Step 2: Convert to fraction form
    5,105,615.21/7,045,998.93 = 2,871,096.14/x
  3. Step 3: Cross multiply
    5,105,615.21x = 7,045,998.93 × 2,871,096.14
  4. Step 4: Simplify right side
    5,105,615.21x = 20,229,740,295,137.13
  5. Step 5: Solve for x
    x = 20,229,740,295,137.13/5,105,615.21
  6. Step 6: Final answer
    x = 3,962,253.22

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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.