Finding the Fourth Proportional to 71,413,769.02, 97,232,572.74 and 71,187,020.86
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Solution
The fourth proportional to 71,413,769.02, 97,232,572.74 and 71,187,020.86 is: 96,923,846.46
Step by Step Solution
- Step 1: Write the proportion equation
71,413,769.02 : 97,232,572.74 = 71,187,020.86 : x - Step 2: Convert to fraction form
71,413,769.02/97,232,572.74 = 71,187,020.86/x - Step 3: Cross multiply
71,413,769.02x = 97,232,572.74 × 71,187,020.86 - Step 4: Simplify right side
71,413,769.02x = 6,921,697,183,913,847 - Step 5: Solve for x
x = 6,921,697,183,913,847/71,413,769.02 - Step 6: Final answer
x = 96,923,846.46
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.