Home / 37,430,191.20-56,145,286.80-11,873,200.80

Finding the Fourth Proportional to 37,430,191.20, 56,145,286.80 and 11,873,200.80

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Solution

The fourth proportional to 37,430,191.20, 56,145,286.80 and 11,873,200.80 is: 17,809,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,430,191.20 : 56,145,286.80 = 11,873,200.80 : x
  2. Step 2: Convert to fraction form
    37,430,191.20/56,145,286.80 = 11,873,200.80/x
  3. Step 3: Cross multiply
    37,430,191.20x = 56,145,286.80 × 11,873,200.80
  4. Step 4: Simplify right side
    37,430,191.20x = 666,624,264,149,989.50
  5. Step 5: Solve for x
    x = 666,624,264,149,989.50/37,430,191.20
  6. Step 6: Final answer
    x = 17,809,801.20

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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.