Finding the Fourth Proportional to 82,786,957.20, 124,198,612.20 and 24,490,071.36
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Solution
The fourth proportional to 82,786,957.20, 124,198,612.20 and 24,490,071.36 is: 36,740,483.99
Step by Step Solution
- Step 1: Write the proportion equation
82,786,957.20 : 124,198,612.20 = 24,490,071.36 : x - Step 2: Convert to fraction form
82,786,957.20/124,198,612.20 = 24,490,071.36/x - Step 3: Cross multiply
82,786,957.20x = 124,198,612.20 × 24,490,071.36 - Step 4: Simplify right side
82,786,957.20x = 3,041,632,875,590,966.50 - Step 5: Solve for x
x = 3,041,632,875,590,966.50/82,786,957.20 - Step 6: Final answer
x = 36,740,483.99
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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.