Home / 43,688,892.30-65,556,958.05-18,132,485.10

Finding the Fourth Proportional to 43,688,892.30, 65,556,958.05 and 18,132,485.10

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Solution

The fourth proportional to 43,688,892.30, 65,556,958.05 and 18,132,485.10 is: 27,208,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,688,892.30 : 65,556,958.05 = 18,132,485.10 : x
  2. Step 2: Convert to fraction form
    43,688,892.30/65,556,958.05 = 18,132,485.10/x
  3. Step 3: Cross multiply
    43,688,892.30x = 65,556,958.05 × 18,132,485.10
  4. Step 4: Simplify right side
    43,688,892.30x = 1,188,710,565,042,950
  5. Step 5: Solve for x
    x = 1,188,710,565,042,950/43,688,892.30
  6. Step 6: Final answer
    x = 27,208,530.65

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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.