Finding the Fourth Proportional to 40,874,885.24, 61,324,162.25 and 12,121,712.79
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Solution
The fourth proportional to 40,874,885.24, 61,324,162.25 and 12,121,712.79 is: 18,186,078.75
Step by Step Solution
- Step 1: Write the proportion equation
40,874,885.24 : 61,324,162.25 = 12,121,712.79 : x - Step 2: Convert to fraction form
40,874,885.24/61,324,162.25 = 12,121,712.79/x - Step 3: Cross multiply
40,874,885.24x = 61,324,162.25 × 12,121,712.79 - Step 4: Simplify right side
40,874,885.24x = 743,353,881,821,251.50 - Step 5: Solve for x
x = 743,353,881,821,251.50/40,874,885.24 - Step 6: Final answer
x = 18,186,078.75
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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.