Home / 36,291,570.40-54,437,355.60-21,958,847.20

Finding the Fourth Proportional to 36,291,570.40, 54,437,355.60 and 21,958,847.20

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Solution

The fourth proportional to 36,291,570.40, 54,437,355.60 and 21,958,847.20 is: 32,938,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291,570.40 : 54,437,355.60 = 21,958,847.20 : x
  2. Step 2: Convert to fraction form
    36,291,570.40/54,437,355.60 = 21,958,847.20/x
  3. Step 3: Cross multiply
    36,291,570.40x = 54,437,355.60 × 21,958,847.20
  4. Step 4: Simplify right side
    36,291,570.40x = 1,195,381,573,592,464.25
  5. Step 5: Solve for x
    x = 1,195,381,573,592,464.25/36,291,570.40
  6. Step 6: Final answer
    x = 32,938,270.80

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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.