Finding the Fourth Proportional to 13,317,069.08, 19,975,367.00 and 4,218,930.21
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Solution
The fourth proportional to 13,317,069.08, 19,975,367.00 and 4,218,930.21 is: 6,328,320.35
Step by Step Solution
- Step 1: Write the proportion equation
13,317,069.08 : 19,975,367.00 = 4,218,930.21 : x - Step 2: Convert to fraction form
13,317,069.08/19,975,367.00 = 4,218,930.21/x - Step 3: Cross multiply
13,317,069.08x = 19,975,367.00 × 4,218,930.21 - Step 4: Simplify right side
13,317,069.08x = 84,274,679,294,608.02 - Step 5: Solve for x
x = 84,274,679,294,608.02/13,317,069.08 - Step 6: Final answer
x = 6,328,320.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.