Home / 8,048,477.70-12,072,716.55-2,657,960.10

Finding the Fourth Proportional to 8,048,477.70, 12,072,716.55 and 2,657,960.10

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Solution

The fourth proportional to 8,048,477.70, 12,072,716.55 and 2,657,960.10 is: 3,986,940.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048,477.70 : 12,072,716.55 = 2,657,960.10 : x
  2. Step 2: Convert to fraction form
    8,048,477.70/12,072,716.55 = 2,657,960.10/x
  3. Step 3: Cross multiply
    8,048,477.70x = 12,072,716.55 × 2,657,960.10
  4. Step 4: Simplify right side
    8,048,477.70x = 32,088,798,888,509.66
  5. Step 5: Solve for x
    x = 32,088,798,888,509.66/8,048,477.70
  6. Step 6: Final answer
    x = 3,986,940.15

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Double scale
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Similar ratio
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1.5x scale

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.