Home / 43,764,187.20-65,658,415.20-18,217,230.40

Finding the Fourth Proportional to 43,764,187.20, 65,658,415.20 and 18,217,230.40

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Solution

The fourth proportional to 43,764,187.20, 65,658,415.20 and 18,217,230.40 is: 27,330,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,764,187.20 : 65,658,415.20 = 18,217,230.40 : x
  2. Step 2: Convert to fraction form
    43,764,187.20/65,658,415.20 = 18,217,230.40/x
  3. Step 3: Cross multiply
    43,764,187.20x = 65,658,415.20 × 18,217,230.40
  4. Step 4: Simplify right side
    43,764,187.20x = 1,196,114,477,397,262
  5. Step 5: Solve for x
    x = 1,196,114,477,397,262/43,764,187.20
  6. Step 6: Final answer
    x = 27,330,896.65

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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.