Home / 9,189,977.80-13,784,966.70-2,458,391.80

Finding the Fourth Proportional to 9,189,977.80, 13,784,966.70 and 2,458,391.80

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Solution

The fourth proportional to 9,189,977.80, 13,784,966.70 and 2,458,391.80 is: 3,687,587.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,977.80 : 13,784,966.70 = 2,458,391.80 : x
  2. Step 2: Convert to fraction form
    9,189,977.80/13,784,966.70 = 2,458,391.80/x
  3. Step 3: Cross multiply
    9,189,977.80x = 13,784,966.70 × 2,458,391.80
  4. Step 4: Simplify right side
    9,189,977.80x = 33,888,849,098,553.05
  5. Step 5: Solve for x
    x = 33,888,849,098,553.05/9,189,977.80
  6. Step 6: Final answer
    x = 3,687,587.70

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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.