Finding the Fourth Proportional to 81,661,054.20, 122,515,495.94 and 24,154,856.74
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Solution
The fourth proportional to 81,661,054.20, 122,515,495.94 and 24,154,856.74 is: 36,239,358.92
Step by Step Solution
- Step 1: Write the proportion equation
81,661,054.20 : 122,515,495.94 = 24,154,856.74 : x - Step 2: Convert to fraction form
81,661,054.20/122,515,495.94 = 24,154,856.74/x - Step 3: Cross multiply
81,661,054.20x = 122,515,495.94 × 24,154,856.74 - Step 4: Simplify right side
81,661,054.20x = 2,959,344,252,860,751.50 - Step 5: Solve for x
x = 2,959,344,252,860,751.50/81,661,054.20 - Step 6: Final answer
x = 36,239,358.92
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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.