Finding the Fourth Proportional to 7,110,795.09, 9,812,823.62 and 3,847,537.83
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Solution
The fourth proportional to 7,110,795.09, 9,812,823.62 and 3,847,537.83 is: 5,309,562.38
Step by Step Solution
- Step 1: Write the proportion equation
7,110,795.09 : 9,812,823.62 = 3,847,537.83 : x - Step 2: Convert to fraction form
7,110,795.09/9,812,823.62 = 3,847,537.83/x - Step 3: Cross multiply
7,110,795.09x = 9,812,823.62 × 3,847,537.83 - Step 4: Simplify right side
7,110,795.09x = 37,755,210,077,829.86 - Step 5: Solve for x
x = 37,755,210,077,829.86/7,110,795.09 - Step 6: Final answer
x = 5,309,562.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.