Home / 25,128,220.20-37,692,330.30-20,089,372.20

Finding the Fourth Proportional to 25,128,220.20, 37,692,330.30 and 20,089,372.20

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Solution

The fourth proportional to 25,128,220.20, 37,692,330.30 and 20,089,372.20 is: 30,134,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,128,220.20 : 37,692,330.30 = 20,089,372.20 : x
  2. Step 2: Convert to fraction form
    25,128,220.20/37,692,330.30 = 20,089,372.20/x
  3. Step 3: Cross multiply
    25,128,220.20x = 37,692,330.30 × 20,089,372.20
  4. Step 4: Simplify right side
    25,128,220.20x = 757,215,252,482,037.62
  5. Step 5: Solve for x
    x = 757,215,252,482,037.62/25,128,220.20
  6. Step 6: Final answer
    x = 30,134,058.30

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Double scale
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Similar ratio
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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.