Home / 13,757,799.76-20,636,747.64-4,173,260.88

Finding the Fourth Proportional to 13,757,799.76, 20,636,747.64 and 4,173,260.88

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Solution

The fourth proportional to 13,757,799.76, 20,636,747.64 and 4,173,260.88 is: 6,259,905.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757,799.76 : 20,636,747.64 = 4,173,260.88 : x
  2. Step 2: Convert to fraction form
    13,757,799.76/20,636,747.64 = 4,173,260.88/x
  3. Step 3: Cross multiply
    13,757,799.76x = 20,636,747.64 × 4,173,260.88
  4. Step 4: Simplify right side
    13,757,799.76x = 86,122,531,616,444.33
  5. Step 5: Solve for x
    x = 86,122,531,616,444.33/13,757,799.76
  6. Step 6: Final answer
    x = 6,259,905.88

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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.