Home / 12,377,022.15-18,565,533.23-3,280,523.70

Finding the Fourth Proportional to 12,377,022.15, 18,565,533.23 and 3,280,523.70

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Solution

The fourth proportional to 12,377,022.15, 18,565,533.23 and 3,280,523.70 is: 4,920,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377,022.15 : 18,565,533.23 = 3,280,523.70 : x
  2. Step 2: Convert to fraction form
    12,377,022.15/18,565,533.23 = 3,280,523.70/x
  3. Step 3: Cross multiply
    12,377,022.15x = 18,565,533.23 × 3,280,523.70
  4. Step 4: Simplify right side
    12,377,022.15x = 60,904,671,764,152.55
  5. Step 5: Solve for x
    x = 60,904,671,764,152.55/12,377,022.15
  6. Step 6: Final answer
    x = 4,920,785.55

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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.