Home / 7,320,130.00-10,101,780.34-4,057,155.38

Finding the Fourth Proportional to 7,320,130.00, 10,101,780.34 and 4,057,155.38

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Solution

The fourth proportional to 7,320,130.00, 10,101,780.34 and 4,057,155.38 is: 5,598,874.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,130.00 : 10,101,780.34 = 4,057,155.38 : x
  2. Step 2: Convert to fraction form
    7,320,130.00/10,101,780.34 = 4,057,155.38/x
  3. Step 3: Cross multiply
    7,320,130.00x = 10,101,780.34 × 4,057,155.38
  4. Step 4: Simplify right side
    7,320,130.00x = 40,984,492,469,120.79
  5. Step 5: Solve for x
    x = 40,984,492,469,120.79/7,320,130.00
  6. Step 6: Final answer
    x = 5,598,874.95

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1.5x scale

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.