Home / 12,529,497.40-18,794,246.10-5,811,033.40

Finding the Fourth Proportional to 12,529,497.40, 18,794,246.10 and 5,811,033.40

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Solution

The fourth proportional to 12,529,497.40, 18,794,246.10 and 5,811,033.40 is: 8,716,550.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,529,497.40 : 18,794,246.10 = 5,811,033.40 : x
  2. Step 2: Convert to fraction form
    12,529,497.40/18,794,246.10 = 5,811,033.40/x
  3. Step 3: Cross multiply
    12,529,497.40x = 18,794,246.10 × 5,811,033.40
  4. Step 4: Simplify right side
    12,529,497.40x = 109,213,991,814,919.75
  5. Step 5: Solve for x
    x = 109,213,991,814,919.75/12,529,497.40
  6. Step 6: Final answer
    x = 8,716,550.10

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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.