Home / 7,152,843.46-9,871,183.54-4,097,648.20

Finding the Fourth Proportional to 7,152,843.46, 9,871,183.54 and 4,097,648.20

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Solution

The fourth proportional to 7,152,843.46, 9,871,183.54 and 4,097,648.20 is: 5,654,903.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,843.46 : 9,871,183.54 = 4,097,648.20 : x
  2. Step 2: Convert to fraction form
    7,152,843.46/9,871,183.54 = 4,097,648.20/x
  3. Step 3: Cross multiply
    7,152,843.46x = 9,871,183.54 × 4,097,648.20
  4. Step 4: Simplify right side
    7,152,843.46x = 40,448,637,464,550.62
  5. Step 5: Solve for x
    x = 40,448,637,464,550.62/7,152,843.46
  6. Step 6: Final answer
    x = 5,654,903.21

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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.