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Finding the Fourth Proportional to 8,146,924.60, 11,437,580.90 and 8,146,924.60

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Solution

The fourth proportional to 8,146,924.60, 11,437,580.90 and 8,146,924.60 is: 11,437,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146,924.60 : 11,437,580.90 = 8,146,924.60 : x
  2. Step 2: Convert to fraction form
    8,146,924.60/11,437,580.90 = 8,146,924.60/x
  3. Step 3: Cross multiply
    8,146,924.60x = 11,437,580.90 × 8,146,924.60
  4. Step 4: Simplify right side
    8,146,924.60x = 93,181,109,198,700.14
  5. Step 5: Solve for x
    x = 93,181,109,198,700.14/8,146,924.60
  6. Step 6: Final answer
    x = 11,437,580.90

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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.