Home / 36,905,334.40-50,928,339.96-20,385,162.88

Finding the Fourth Proportional to 36,905,334.40, 50,928,339.96 and 20,385,162.88

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Solution

The fourth proportional to 36,905,334.40, 50,928,339.96 and 20,385,162.88 is: 28,130,960.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,905,334.40 : 50,928,339.96 = 20,385,162.88 : x
  2. Step 2: Convert to fraction form
    36,905,334.40/50,928,339.96 = 20,385,162.88/x
  3. Step 3: Cross multiply
    36,905,334.40x = 50,928,339.96 × 20,385,162.88
  4. Step 4: Simplify right side
    36,905,334.40x = 1,038,182,505,292,612.62
  5. Step 5: Solve for x
    x = 1,038,182,505,292,612.62/36,905,334.40
  6. Step 6: Final answer
    x = 28,130,960.53

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1.5x scale

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.