Home / 16,863,981.70-25,292,186.61-7,757,333.14

Finding the Fourth Proportional to 16,863,981.70, 25,292,186.61 and 7,757,333.14

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Solution

The fourth proportional to 16,863,981.70, 25,292,186.61 and 7,757,333.14 is: 11,634,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863,981.70 : 25,292,186.61 = 7,757,333.14 : x
  2. Step 2: Convert to fraction form
    16,863,981.70/25,292,186.61 = 7,757,333.14/x
  3. Step 3: Cross multiply
    16,863,981.70x = 25,292,186.61 × 7,757,333.14
  4. Step 4: Simplify right side
    16,863,981.70x = 196,199,917,372,817.25
  5. Step 5: Solve for x
    x = 196,199,917,372,817.25/16,863,981.70
  6. Step 6: Final answer
    x = 11,634,258.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.