Home / 12,080,037.40-16,670,440.38-6,647,529.40

Finding the Fourth Proportional to 12,080,037.40, 16,670,440.38 and 6,647,529.40

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Solution

The fourth proportional to 12,080,037.40, 16,670,440.38 and 6,647,529.40 is: 9,173,584.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,037.40 : 16,670,440.38 = 6,647,529.40 : x
  2. Step 2: Convert to fraction form
    12,080,037.40/16,670,440.38 = 6,647,529.40/x
  3. Step 3: Cross multiply
    12,080,037.40x = 16,670,440.38 × 6,647,529.40
  4. Step 4: Simplify right side
    12,080,037.40x = 110,817,242,536,997.19
  5. Step 5: Solve for x
    x = 110,817,242,536,997.19/12,080,037.40
  6. Step 6: Final answer
    x = 9,173,584.39

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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.