Home / 7,227,179.61-9,973,794.87-3,964,113.63

Finding the Fourth Proportional to 7,227,179.61, 9,973,794.87 and 3,964,113.63

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Solution

The fourth proportional to 7,227,179.61, 9,973,794.87 and 3,964,113.63 is: 5,470,634.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227,179.61 : 9,973,794.87 = 3,964,113.63 : x
  2. Step 2: Convert to fraction form
    7,227,179.61/9,973,794.87 = 3,964,113.63/x
  3. Step 3: Cross multiply
    7,227,179.61x = 9,973,794.87 × 3,964,113.63
  4. Step 4: Simplify right side
    7,227,179.61x = 39,537,256,186,991.07
  5. Step 5: Solve for x
    x = 39,537,256,186,991.07/7,227,179.61
  6. Step 6: Final answer
    x = 5,470,634.23

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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.