Home / 16,128,964.40-24,193,446.60-7,171,012.40

Finding the Fourth Proportional to 16,128,964.40, 24,193,446.60 and 7,171,012.40

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Solution

The fourth proportional to 16,128,964.40, 24,193,446.60 and 7,171,012.40 is: 10,756,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,964.40 : 24,193,446.60 = 7,171,012.40 : x
  2. Step 2: Convert to fraction form
    16,128,964.40/24,193,446.60 = 7,171,012.40/x
  3. Step 3: Cross multiply
    16,128,964.40x = 24,193,446.60 × 7,171,012.40
  4. Step 4: Simplify right side
    16,128,964.40x = 173,491,505,567,337.88
  5. Step 5: Solve for x
    x = 173,491,505,567,337.88/16,128,964.40
  6. Step 6: Final answer
    x = 10,756,518.60

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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.