Home / 46,376,021.60-69,539,149.20-19,419,221.60

Finding the Fourth Proportional to 46,376,021.60, 69,539,149.20 and 19,419,221.60

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Solution

The fourth proportional to 46,376,021.60, 69,539,149.20 and 19,419,221.60 is: 29,118,412.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,376,021.60 : 69,539,149.20 = 19,419,221.60 : x
  2. Step 2: Convert to fraction form
    46,376,021.60/69,539,149.20 = 19,419,221.60/x
  3. Step 3: Cross multiply
    46,376,021.60x = 69,539,149.20 × 19,419,221.60
  4. Step 4: Simplify right side
    46,376,021.60x = 1,350,396,148,190,263
  5. Step 5: Solve for x
    x = 1,350,396,148,190,263/46,376,021.60
  6. Step 6: Final answer
    x = 29,118,412.96

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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.