Finding the Fourth Proportional to 25,566,775.42, 38,355,549.18 and 8,293,627.58
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Solution
The fourth proportional to 25,566,775.42, 38,355,549.18 and 8,293,627.58 is: 12,442,188.55
Step by Step Solution
- Step 1: Write the proportion equation
25,566,775.42 : 38,355,549.18 = 8,293,627.58 : x - Step 2: Convert to fraction form
25,566,775.42/38,355,549.18 = 8,293,627.58/x - Step 3: Cross multiply
25,566,775.42x = 38,355,549.18 × 8,293,627.58 - Step 4: Simplify right side
25,566,775.42x = 318,106,640,333,516.62 - Step 5: Solve for x
x = 318,106,640,333,516.62/25,566,775.42 - Step 6: Final answer
x = 12,442,188.55
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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.