Finding the Fourth Proportional to 13,365,578.90, 20,056,801.99 and 5,689,211.48
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Solution
The fourth proportional to 13,365,578.90, 20,056,801.99 and 5,689,211.48 is: 8,537,407.10
Step by Step Solution
- Step 1: Write the proportion equation
13,365,578.90 : 20,056,801.99 = 5,689,211.48 : x - Step 2: Convert to fraction form
13,365,578.90/20,056,801.99 = 5,689,211.48/x - Step 3: Cross multiply
13,365,578.90x = 20,056,801.99 × 5,689,211.48 - Step 4: Simplify right side
13,365,578.90x = 114,107,388,104,968.08 - Step 5: Solve for x
x = 114,107,388,104,968.08/13,365,578.90 - Step 6: Final answer
x = 8,537,407.10
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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.