Home / 9,401,061.74-12,968,689.92-6,139,785.46

Finding the Fourth Proportional to 9,401,061.74, 12,968,689.92 and 6,139,785.46

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Solution

The fourth proportional to 9,401,061.74, 12,968,689.92 and 6,139,785.46 is: 8,469,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,401,061.74 : 12,968,689.92 = 6,139,785.46 : x
  2. Step 2: Convert to fraction form
    9,401,061.74/12,968,689.92 = 6,139,785.46/x
  3. Step 3: Cross multiply
    9,401,061.74x = 12,968,689.92 × 6,139,785.46
  4. Step 4: Simplify right side
    9,401,061.74x = 79,624,973,806,064.56
  5. Step 5: Solve for x
    x = 79,624,973,806,064.56/9,401,061.74
  6. Step 6: Final answer
    x = 8,469,785.22

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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.