Home / 6,616,807.20-9,925,210.80-4,493,440.80

Finding the Fourth Proportional to 6,616,807.20, 9,925,210.80 and 4,493,440.80

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Solution

The fourth proportional to 6,616,807.20, 9,925,210.80 and 4,493,440.80 is: 6,740,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,616,807.20 : 9,925,210.80 = 4,493,440.80 : x
  2. Step 2: Convert to fraction form
    6,616,807.20/9,925,210.80 = 4,493,440.80/x
  3. Step 3: Cross multiply
    6,616,807.20x = 9,925,210.80 × 4,493,440.80
  4. Step 4: Simplify right side
    6,616,807.20x = 44,598,347,157,320.64
  5. Step 5: Solve for x
    x = 44,598,347,157,320.64/6,616,807.20
  6. Step 6: Final answer
    x = 6,740,161.20

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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.