Home / 7,227,256.55-9,973,628.30-3,964,097.84

Finding the Fourth Proportional to 7,227,256.55, 9,973,628.30 and 3,964,097.84

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Solution

The fourth proportional to 7,227,256.55, 9,973,628.30 and 3,964,097.84 is: 5,470,462.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227,256.55 : 9,973,628.30 = 3,964,097.84 : x
  2. Step 2: Convert to fraction form
    7,227,256.55/9,973,628.30 = 3,964,097.84/x
  3. Step 3: Cross multiply
    7,227,256.55x = 9,973,628.30 × 3,964,097.84
  4. Step 4: Simplify right side
    7,227,256.55x = 39,536,438,381,172.38
  5. Step 5: Solve for x
    x = 39,536,438,381,172.38/7,227,256.55
  6. Step 6: Final answer
    x = 5,470,462.84

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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.