Home / 7,163,153.76-10,745,897.76-2,114,974.56

Finding the Fourth Proportional to 7,163,153.76, 10,745,897.76 and 2,114,974.56

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Solution

The fourth proportional to 7,163,153.76, 10,745,897.76 and 2,114,974.56 is: 3,172,806.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163,153.76 : 10,745,897.76 = 2,114,974.56 : x
  2. Step 2: Convert to fraction form
    7,163,153.76/10,745,897.76 = 2,114,974.56/x
  3. Step 3: Cross multiply
    7,163,153.76x = 10,745,897.76 × 2,114,974.56
  4. Step 4: Simplify right side
    7,163,153.76x = 22,727,300,386,760.98
  5. Step 5: Solve for x
    x = 22,727,300,386,760.98/7,163,153.76
  6. Step 6: Final answer
    x = 3,172,806.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.