Home / 20,048,369.35-30,085,204.48-8,533,818.22

Finding the Fourth Proportional to 20,048,369.35, 30,085,204.48 and 8,533,818.22

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Solution

The fourth proportional to 20,048,369.35, 30,085,204.48 and 8,533,818.22 is: 12,806,112.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,048,369.35 : 30,085,204.48 = 8,533,818.22 : x
  2. Step 2: Convert to fraction form
    20,048,369.35/30,085,204.48 = 8,533,818.22/x
  3. Step 3: Cross multiply
    20,048,369.35x = 30,085,204.48 × 8,533,818.22
  4. Step 4: Simplify right side
    20,048,369.35x = 256,741,666,143,849.66
  5. Step 5: Solve for x
    x = 256,741,666,143,849.66/20,048,369.35
  6. Step 6: Final answer
    x = 12,806,112.14

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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.