Home / 12,783,576.60-19,175,364.90-10,768,037.40

Finding the Fourth Proportional to 12,783,576.60, 19,175,364.90 and 10,768,037.40

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Solution

The fourth proportional to 12,783,576.60, 19,175,364.90 and 10,768,037.40 is: 16,152,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,783,576.60 : 19,175,364.90 = 10,768,037.40 : x
  2. Step 2: Convert to fraction form
    12,783,576.60/19,175,364.90 = 10,768,037.40/x
  3. Step 3: Cross multiply
    12,783,576.60x = 19,175,364.90 × 10,768,037.40
  4. Step 4: Simplify right side
    12,783,576.60x = 206,481,046,401,847.25
  5. Step 5: Solve for x
    x = 206,481,046,401,847.25/12,783,576.60
  6. Step 6: Final answer
    x = 16,152,056.10

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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.