Home / 6,655,262.04-9,189,862.83-4,212,183.78

Finding the Fourth Proportional to 6,655,262.04, 9,189,862.83 and 4,212,183.78

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Solution

The fourth proportional to 6,655,262.04, 9,189,862.83 and 4,212,183.78 is: 5,816,358.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655,262.04 : 9,189,862.83 = 4,212,183.78 : x
  2. Step 2: Convert to fraction form
    6,655,262.04/9,189,862.83 = 4,212,183.78/x
  3. Step 3: Cross multiply
    6,655,262.04x = 9,189,862.83 × 4,212,183.78
  4. Step 4: Simplify right side
    6,655,262.04x = 38,709,391,152,950.90
  5. Step 5: Solve for x
    x = 38,709,391,152,950.90/6,655,262.04
  6. Step 6: Final answer
    x = 5,816,358.68

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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.