Home / 12,180,247.88-16,804,604.03-6,949,498.32

Finding the Fourth Proportional to 12,180,247.88, 16,804,604.03 and 6,949,498.32

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Solution

The fourth proportional to 12,180,247.88, 16,804,604.03 and 6,949,498.32 is: 9,587,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,180,247.88 : 16,804,604.03 = 6,949,498.32 : x
  2. Step 2: Convert to fraction form
    12,180,247.88/16,804,604.03 = 6,949,498.32/x
  3. Step 3: Cross multiply
    12,180,247.88x = 16,804,604.03 × 6,949,498.32
  4. Step 4: Simplify right side
    12,180,247.88x = 116,783,567,440,002.73
  5. Step 5: Solve for x
    x = 116,783,567,440,002.73/12,180,247.88
  6. Step 6: Final answer
    x = 9,587,946.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.