Finding the Fourth Proportional to 29,379,724.68, 44,040,024.12 and 12,120,513.60
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Solution
The fourth proportional to 29,379,724.68, 44,040,024.12 and 12,120,513.60 is: 18,168,574.32
Step by Step Solution
- Step 1: Write the proportion equation
29,379,724.68 : 44,040,024.12 = 12,120,513.60 : x - Step 2: Convert to fraction form
29,379,724.68/44,040,024.12 = 12,120,513.60/x - Step 3: Cross multiply
29,379,724.68x = 44,040,024.12 × 12,120,513.60 - Step 4: Simplify right side
29,379,724.68x = 533,787,711,290,788 - Step 5: Solve for x
x = 533,787,711,290,788/29,379,724.68 - Step 6: Final answer
x = 18,168,574.32
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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.