Home / 12,463,725.40-18,702,960.90-4,484,512.60

Finding the Fourth Proportional to 12,463,725.40, 18,702,960.90 and 4,484,512.60

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Solution

The fourth proportional to 12,463,725.40, 18,702,960.90 and 4,484,512.60 is: 6,729,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,725.40 : 18,702,960.90 = 4,484,512.60 : x
  2. Step 2: Convert to fraction form
    12,463,725.40/18,702,960.90 = 4,484,512.60/x
  3. Step 3: Cross multiply
    12,463,725.40x = 18,702,960.90 × 4,484,512.60
  4. Step 4: Simplify right side
    12,463,725.40x = 83,873,663,813,357.33
  5. Step 5: Solve for x
    x = 83,873,663,813,357.33/12,463,725.40
  6. Step 6: Final answer
    x = 6,729,421.67

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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.