Home / 43,406,768.60-65,120,520.90-13,114,928.60

Finding the Fourth Proportional to 43,406,768.60, 65,120,520.90 and 13,114,928.60

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Solution

The fourth proportional to 43,406,768.60, 65,120,520.90 and 13,114,928.60 is: 19,675,525.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,406,768.60 : 65,120,520.90 = 13,114,928.60 : x
  2. Step 2: Convert to fraction form
    43,406,768.60/65,120,520.90 = 13,114,928.60/x
  3. Step 3: Cross multiply
    43,406,768.60x = 65,120,520.90 × 13,114,928.60
  4. Step 4: Simplify right side
    43,406,768.60x = 854,050,981,998,307.75
  5. Step 5: Solve for x
    x = 854,050,981,998,307.75/43,406,768.60
  6. Step 6: Final answer
    x = 19,675,525.49

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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.