Finding the Fourth Proportional to 32,347,057.86, 48,543,998.76 and 12,654,089.46
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Solution
The fourth proportional to 32,347,057.86, 48,543,998.76 and 12,654,089.46 is: 18,990,292.90
Step by Step Solution
- Step 1: Write the proportion equation
32,347,057.86 : 48,543,998.76 = 12,654,089.46 : x - Step 2: Convert to fraction form
32,347,057.86/48,543,998.76 = 12,654,089.46/x - Step 3: Cross multiply
32,347,057.86x = 48,543,998.76 × 12,654,089.46 - Step 4: Simplify right side
32,347,057.86x = 614,280,103,055,169.12 - Step 5: Solve for x
x = 614,280,103,055,169.12/32,347,057.86 - Step 6: Final answer
x = 18,990,292.90
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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.