Finding the Fourth Proportional to 18,664,902.95, 27,997,442.91 and 5,711,032.98
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Solution
The fourth proportional to 18,664,902.95, 27,997,442.91 and 5,711,032.98 is: 8,566,576.55
Step by Step Solution
- Step 1: Write the proportion equation
18,664,902.95 : 27,997,442.91 = 5,711,032.98 : x - Step 2: Convert to fraction form
18,664,902.95/27,997,442.91 = 5,711,032.98/x - Step 3: Cross multiply
18,664,902.95x = 27,997,442.91 × 5,711,032.98 - Step 4: Simplify right side
18,664,902.95x = 159,894,319,814,677.19 - Step 5: Solve for x
x = 159,894,319,814,677.19/18,664,902.95 - Step 6: Final answer
x = 8,566,576.55
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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.