Finding the Fourth Proportional to 62,010,198.90, 93,015,298.35 and 18,879,059.70
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Solution
The fourth proportional to 62,010,198.90, 93,015,298.35 and 18,879,059.70 is: 28,318,589.55
Step by Step Solution
- Step 1: Write the proportion equation
62,010,198.90 : 93,015,298.35 = 18,879,059.70 : x - Step 2: Convert to fraction form
62,010,198.90/93,015,298.35 = 18,879,059.70/x - Step 3: Cross multiply
62,010,198.90x = 93,015,298.35 × 18,879,059.70 - Step 4: Simplify right side
62,010,198.90x = 1,756,041,370,562,961.25 - Step 5: Solve for x
x = 1,756,041,370,562,961.25/62,010,198.90 - Step 6: Final answer
x = 28,318,589.55
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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.