Finding the Fourth Proportional to 41,921,543.48, 62,889,140.79 and 12,380,723.00
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Solution
The fourth proportional to 41,921,543.48, 62,889,140.79 and 12,380,723.00 is: 18,573,100.29
Step by Step Solution
- Step 1: Write the proportion equation
41,921,543.48 : 62,889,140.79 = 12,380,723.00 : x - Step 2: Convert to fraction form
41,921,543.48/62,889,140.79 = 12,380,723.00/x - Step 3: Cross multiply
41,921,543.48x = 62,889,140.79 × 12,380,723.00 - Step 4: Simplify right side
41,921,543.48x = 778,613,031,452,641.75 - Step 5: Solve for x
x = 778,613,031,452,641.75/41,921,543.48 - Step 6: Final answer
x = 18,573,100.29
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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.