Home / 13,795,789.39-19,037,278.53-8,285,890.34

Finding the Fourth Proportional to 13,795,789.39, 19,037,278.53 and 8,285,890.34

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Solution

The fourth proportional to 13,795,789.39, 19,037,278.53 and 8,285,890.34 is: 11,433,981.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795,789.39 : 19,037,278.53 = 8,285,890.34 : x
  2. Step 2: Convert to fraction form
    13,795,789.39/19,037,278.53 = 8,285,890.34/x
  3. Step 3: Cross multiply
    13,795,789.39x = 19,037,278.53 × 8,285,890.34
  4. Step 4: Simplify right side
    13,795,789.39x = 157,740,802,319,209.62
  5. Step 5: Solve for x
    x = 157,740,802,319,209.62/13,795,789.39
  6. Step 6: Final answer
    x = 11,433,981.62

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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.