Home / 13,902,476.70-20,853,715.05-11,802,956.70

Finding the Fourth Proportional to 13,902,476.70, 20,853,715.05 and 11,802,956.70

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Solution

The fourth proportional to 13,902,476.70, 20,853,715.05 and 11,802,956.70 is: 17,704,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,476.70 : 20,853,715.05 = 11,802,956.70 : x
  2. Step 2: Convert to fraction form
    13,902,476.70/20,853,715.05 = 11,802,956.70/x
  3. Step 3: Cross multiply
    13,902,476.70x = 20,853,715.05 × 11,802,956.70
  4. Step 4: Simplify right side
    13,902,476.70x = 246,135,495,769,288.34
  5. Step 5: Solve for x
    x = 246,135,495,769,288.34/13,902,476.70
  6. Step 6: Final answer
    x = 17,704,435.05

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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.