Home / 12,467,701.96-18,701,551.83-6,318,725.80

Finding the Fourth Proportional to 12,467,701.96, 18,701,551.83 and 6,318,725.80

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Solution

The fourth proportional to 12,467,701.96, 18,701,551.83 and 6,318,725.80 is: 9,478,088.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,701.96 : 18,701,551.83 = 6,318,725.80 : x
  2. Step 2: Convert to fraction form
    12,467,701.96/18,701,551.83 = 6,318,725.80/x
  3. Step 3: Cross multiply
    12,467,701.96x = 18,701,551.83 × 6,318,725.80
  4. Step 4: Simplify right side
    12,467,701.96x = 118,169,978,048,258.20
  5. Step 5: Solve for x
    x = 118,169,978,048,258.20/12,467,701.96
  6. Step 6: Final answer
    x = 9,478,088.14

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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.