Home / 7,227,026.21-9,973,662.23-3,964,145.23

Finding the Fourth Proportional to 7,227,026.21, 9,973,662.23 and 3,964,145.23

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Solution

The fourth proportional to 7,227,026.21, 9,973,662.23 and 3,964,145.23 is: 5,470,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227,026.21 : 9,973,662.23 = 3,964,145.23 : x
  2. Step 2: Convert to fraction form
    7,227,026.21/9,973,662.23 = 3,964,145.23/x
  3. Step 3: Cross multiply
    7,227,026.21x = 9,973,662.23 × 3,964,145.23
  4. Step 4: Simplify right side
    7,227,026.21x = 39,537,045,509,930.78
  5. Step 5: Solve for x
    x = 39,537,045,509,930.78/7,227,026.21
  6. Step 6: Final answer
    x = 5,470,721.20

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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.