Home / 12,256,022.40-18,384,033.60-3,280,574.40

Finding the Fourth Proportional to 12,256,022.40, 18,384,033.60 and 3,280,574.40

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Solution

The fourth proportional to 12,256,022.40, 18,384,033.60 and 3,280,574.40 is: 4,920,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256,022.40 : 18,384,033.60 = 3,280,574.40 : x
  2. Step 2: Convert to fraction form
    12,256,022.40/18,384,033.60 = 3,280,574.40/x
  3. Step 3: Cross multiply
    12,256,022.40x = 18,384,033.60 × 3,280,574.40
  4. Step 4: Simplify right side
    12,256,022.40x = 60,310,189,996,899.84
  5. Step 5: Solve for x
    x = 60,310,189,996,899.84/12,256,022.40
  6. Step 6: Final answer
    x = 4,920,861.60

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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.