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Finding the Fourth Proportional to 11,590,968.70, 16,260,948.50 and 11,590,968.70

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Solution

The fourth proportional to 11,590,968.70, 16,260,948.50 and 11,590,968.70 is: 16,260,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590,968.70 : 16,260,948.50 = 11,590,968.70 : x
  2. Step 2: Convert to fraction form
    11,590,968.70/16,260,948.50 = 11,590,968.70/x
  3. Step 3: Cross multiply
    11,590,968.70x = 16,260,948.50 × 11,590,968.70
  4. Step 4: Simplify right side
    11,590,968.70x = 188,480,145,095,811.94
  5. Step 5: Solve for x
    x = 188,480,145,095,811.94/11,590,968.70
  6. Step 6: Final answer
    x = 16,260,948.50

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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.