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Finding the Fourth Proportional to 14,095,361.70, 19,690,991.10 and 14,095,361.70

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Solution

The fourth proportional to 14,095,361.70, 19,690,991.10 and 14,095,361.70 is: 19,690,991.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095,361.70 : 19,690,991.10 = 14,095,361.70 : x
  2. Step 2: Convert to fraction form
    14,095,361.70/19,690,991.10 = 14,095,361.70/x
  3. Step 3: Cross multiply
    14,095,361.70x = 19,690,991.10 × 14,095,361.70
  4. Step 4: Simplify right side
    14,095,361.70x = 277,551,641,785,980.88
  5. Step 5: Solve for x
    x = 277,551,641,785,980.88/14,095,361.70
  6. Step 6: Final answer
    x = 19,690,991.10

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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.