Home / 4,477,807.20-6,716,710.80-4,449,813.60

Finding the Fourth Proportional to 4,477,807.20, 6,716,710.80 and 4,449,813.60

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Solution

The fourth proportional to 4,477,807.20, 6,716,710.80 and 4,449,813.60 is: 6,674,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477,807.20 : 6,716,710.80 = 4,449,813.60 : x
  2. Step 2: Convert to fraction form
    4,477,807.20/6,716,710.80 = 4,449,813.60/x
  3. Step 3: Cross multiply
    4,477,807.20x = 6,716,710.80 × 4,449,813.60
  4. Step 4: Simplify right side
    4,477,807.20x = 29,888,111,065,106.88
  5. Step 5: Solve for x
    x = 29,888,111,065,106.88/4,477,807.20
  6. Step 6: Final answer
    x = 6,674,720.40

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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.