Home / 43,523,236.40-65,287,312.20-13,232,087.60

Finding the Fourth Proportional to 43,523,236.40, 65,287,312.20 and 13,232,087.60

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Solution

The fourth proportional to 43,523,236.40, 65,287,312.20 and 13,232,087.60 is: 19,848,878.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,523,236.40 : 65,287,312.20 = 13,232,087.60 : x
  2. Step 2: Convert to fraction form
    43,523,236.40/65,287,312.20 = 13,232,087.60/x
  3. Step 3: Cross multiply
    43,523,236.40x = 65,287,312.20 × 13,232,087.60
  4. Step 4: Simplify right side
    43,523,236.40x = 863,887,434,198,948.75
  5. Step 5: Solve for x
    x = 863,887,434,198,948.75/43,523,236.40
  6. Step 6: Final answer
    x = 19,848,878.57

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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.