Home / 20,066,478.44-30,100,861.74-5,688,416.12

Finding the Fourth Proportional to 20,066,478.44, 30,100,861.74 and 5,688,416.12

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Solution

The fourth proportional to 20,066,478.44, 30,100,861.74 and 5,688,416.12 is: 8,532,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066,478.44 : 30,100,861.74 = 5,688,416.12 : x
  2. Step 2: Convert to fraction form
    20,066,478.44/30,100,861.74 = 5,688,416.12/x
  3. Step 3: Cross multiply
    20,066,478.44x = 30,100,861.74 × 5,688,416.12
  4. Step 4: Simplify right side
    20,066,478.44x = 171,226,227,147,707.25
  5. Step 5: Solve for x
    x = 171,226,227,147,707.25/20,066,478.44
  6. Step 6: Final answer
    x = 8,532,948.50

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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.