Home / 30,336,103.70-45,504,155.55-11,162,893.40

Finding the Fourth Proportional to 30,336,103.70, 45,504,155.55 and 11,162,893.40

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Solution

The fourth proportional to 30,336,103.70, 45,504,155.55 and 11,162,893.40 is: 16,744,340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336,103.70 : 45,504,155.55 = 11,162,893.40 : x
  2. Step 2: Convert to fraction form
    30,336,103.70/45,504,155.55 = 11,162,893.40/x
  3. Step 3: Cross multiply
    30,336,103.70x = 45,504,155.55 × 11,162,893.40
  4. Step 4: Simplify right side
    30,336,103.70x = 507,958,037,661,668.38
  5. Step 5: Solve for x
    x = 507,958,037,661,668.38/30,336,103.70
  6. Step 6: Final answer
    x = 16,744,340.10

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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.