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Finding the Fourth Proportional to 8,905,022.60, 12,504,823 and 8,905,022.60

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Solution

The fourth proportional to 8,905,022.60, 12,504,823 and 8,905,022.60 is: 12,504,823

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,022.60 : 12,504,823 = 8,905,022.60 : x
  2. Step 2: Convert to fraction form
    8,905,022.60/12,504,823 = 8,905,022.60/x
  3. Step 3: Cross multiply
    8,905,022.60x = 12,504,823 × 8,905,022.60
  4. Step 4: Simplify right side
    8,905,022.60x = 111,355,731,423,999.80
  5. Step 5: Solve for x
    x = 111,355,731,423,999.80/8,905,022.60
  6. Step 6: Final answer
    x = 12,504,823

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.