Finding the Fourth Proportional to 8,745,941.80, 13,124,442.30 and 5,151,701.80
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Solution
The fourth proportional to 8,745,941.80, 13,124,442.30 and 5,151,701.80 is: 7,730,809.85
Step by Step Solution
- Step 1: Write the proportion equation
8,745,941.80 : 13,124,442.30 = 5,151,701.80 : x - Step 2: Convert to fraction form
8,745,941.80/13,124,442.30 = 5,151,701.80/x - Step 3: Cross multiply
8,745,941.80x = 13,124,442.30 × 5,151,701.80 - Step 4: Simplify right side
8,745,941.80x = 67,613,213,020,906.14 - Step 5: Solve for x
x = 67,613,213,020,906.14/8,745,941.80 - Step 6: Final answer
x = 7,730,809.85
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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.