Home / 33,048,764.21-45,593,146.07-20,637,309.86

Finding the Fourth Proportional to 33,048,764.21, 45,593,146.07 and 20,637,309.86

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Solution

The fourth proportional to 33,048,764.21, 45,593,146.07 and 20,637,309.86 is: 28,470,652.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,048,764.21 : 45,593,146.07 = 20,637,309.86 : x
  2. Step 2: Convert to fraction form
    33,048,764.21/45,593,146.07 = 20,637,309.86/x
  3. Step 3: Cross multiply
    33,048,764.21x = 45,593,146.07 × 20,637,309.86
  4. Step 4: Simplify right side
    33,048,764.21x = 940,919,882,607,679
  5. Step 5: Solve for x
    x = 940,919,882,607,679/33,048,764.21
  6. Step 6: Final answer
    x = 28,470,652.54

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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.