Home / 12,080,043.40-16,670,448.66-6,647,535.40

Finding the Fourth Proportional to 12,080,043.40, 16,670,448.66 and 6,647,535.40

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Solution

The fourth proportional to 12,080,043.40, 16,670,448.66 and 6,647,535.40 is: 9,173,592.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,043.40 : 16,670,448.66 = 6,647,535.40 : x
  2. Step 2: Convert to fraction form
    12,080,043.40/16,670,448.66 = 6,647,535.40/x
  3. Step 3: Cross multiply
    12,080,043.40x = 16,670,448.66 × 6,647,535.40
  4. Step 4: Simplify right side
    12,080,043.40x = 110,817,397,601,232.58
  5. Step 5: Solve for x
    x = 110,817,397,601,232.58/12,080,043.40
  6. Step 6: Final answer
    x = 9,173,592.67

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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.