Home / 52,852,832.20-79,255,628.70-20,493,980.20

Finding the Fourth Proportional to 52,852,832.20, 79,255,628.70 and 20,493,980.20

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Solution

The fourth proportional to 52,852,832.20, 79,255,628.70 and 20,493,980.20 is: 30,731,811.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,852,832.20 : 79,255,628.70 = 20,493,980.20 : x
  2. Step 2: Convert to fraction form
    52,852,832.20/79,255,628.70 = 20,493,980.20/x
  3. Step 3: Cross multiply
    52,852,832.20x = 79,255,628.70 × 20,493,980.20
  4. Step 4: Simplify right side
    52,852,832.20x = 1,624,263,285,316,351.75
  5. Step 5: Solve for x
    x = 1,624,263,285,316,351.75/52,852,832.20
  6. Step 6: Final answer
    x = 30,731,811.67

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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.