Home / 20,844,153.40-31,266,230.10-7,197,273.40

Finding the Fourth Proportional to 20,844,153.40, 31,266,230.10 and 7,197,273.40

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Solution

The fourth proportional to 20,844,153.40, 31,266,230.10 and 7,197,273.40 is: 10,795,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,844,153.40 : 31,266,230.10 = 7,197,273.40 : x
  2. Step 2: Convert to fraction form
    20,844,153.40/31,266,230.10 = 7,197,273.40/x
  3. Step 3: Cross multiply
    20,844,153.40x = 31,266,230.10 × 7,197,273.40
  4. Step 4: Simplify right side
    20,844,153.40x = 225,031,606,217,009.38
  5. Step 5: Solve for x
    x = 225,031,606,217,009.38/20,844,153.40
  6. Step 6: Final answer
    x = 10,795,910.10

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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.