Home / 10,501,659.44-15,731,477.55-8,346,321.73

Finding the Fourth Proportional to 10,501,659.44, 15,731,477.55 and 8,346,321.73

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Solution

The fourth proportional to 10,501,659.44, 15,731,477.55 and 8,346,321.73 is: 12,502,783.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501,659.44 : 15,731,477.55 = 8,346,321.73 : x
  2. Step 2: Convert to fraction form
    10,501,659.44/15,731,477.55 = 8,346,321.73/x
  3. Step 3: Cross multiply
    10,501,659.44x = 15,731,477.55 × 8,346,321.73
  4. Step 4: Simplify right side
    10,501,659.44x = 131,299,972,881,243.47
  5. Step 5: Solve for x
    x = 131,299,972,881,243.47/10,501,659.44
  6. Step 6: Final answer
    x = 12,502,783.36

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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.