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Finding the Fourth Proportional to 8,691,088.62, 11,994,764.07 and 5,020,001.01

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Solution

The fourth proportional to 8,691,088.62, 11,994,764.07 and 5,020,001.01 is: 6,928,214.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,088.62 : 11,994,764.07 = 5,020,001.01 : x
  2. Step 2: Convert to fraction form
    8,691,088.62/11,994,764.07 = 5,020,001.01/x
  3. Step 3: Cross multiply
    8,691,088.62x = 11,994,764.07 × 5,020,001.01
  4. Step 4: Simplify right side
    8,691,088.62x = 60,213,727,818,676.45
  5. Step 5: Solve for x
    x = 60,213,727,818,676.45/8,691,088.62
  6. Step 6: Final answer
    x = 6,928,214.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.