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Finding the Fourth Proportional to 14,094,108.70, 19,689,236.90 and 14,094,108.70

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Solution

The fourth proportional to 14,094,108.70, 19,689,236.90 and 14,094,108.70 is: 19,689,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094,108.70 : 19,689,236.90 = 14,094,108.70 : x
  2. Step 2: Convert to fraction form
    14,094,108.70/19,689,236.90 = 14,094,108.70/x
  3. Step 3: Cross multiply
    14,094,108.70x = 19,689,236.90 × 14,094,108.70
  4. Step 4: Simplify right side
    14,094,108.70x = 277,502,245,088,651
  5. Step 5: Solve for x
    x = 277,502,245,088,651/14,094,108.70
  6. Step 6: Final answer
    x = 19,689,236.90

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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.