Home / 14,242,518.82-19,654,680.54-7,716,193.30

Finding the Fourth Proportional to 14,242,518.82, 19,654,680.54 and 7,716,193.30

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Solution

The fourth proportional to 14,242,518.82, 19,654,680.54 and 7,716,193.30 is: 10,648,349.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242,518.82 : 19,654,680.54 = 7,716,193.30 : x
  2. Step 2: Convert to fraction form
    14,242,518.82/19,654,680.54 = 7,716,193.30/x
  3. Step 3: Cross multiply
    14,242,518.82x = 19,654,680.54 × 7,716,193.30
  4. Step 4: Simplify right side
    14,242,518.82x = 151,659,314,296,388.38
  5. Step 5: Solve for x
    x = 151,659,314,296,388.38/14,242,518.82
  6. Step 6: Final answer
    x = 10,648,349.23

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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.