Home / 30,302,664.51-45,453,997.15-7,273,598.97

Finding the Fourth Proportional to 30,302,664.51, 45,453,997.15 and 7,273,598.97

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Solution

The fourth proportional to 30,302,664.51, 45,453,997.15 and 7,273,598.97 is: 10,910,398.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,302,664.51 : 45,453,997.15 = 7,273,598.97 : x
  2. Step 2: Convert to fraction form
    30,302,664.51/45,453,997.15 = 7,273,598.97/x
  3. Step 3: Cross multiply
    30,302,664.51x = 45,453,997.15 × 7,273,598.97
  4. Step 4: Simplify right side
    30,302,664.51x = 330,614,146,749,212.69
  5. Step 5: Solve for x
    x = 330,614,146,749,212.69/30,302,664.51
  6. Step 6: Final answer
    x = 10,910,398.54

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1.5x scale

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.