Finding the Fourth Proportional to 11,214,020.90, 15,475,355.06 and 6,057,382.47
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Solution
The fourth proportional to 11,214,020.90, 15,475,355.06 and 6,057,382.47 is: 8,359,191.17
Step by Step Solution
- Step 1: Write the proportion equation
11,214,020.90 : 15,475,355.06 = 6,057,382.47 : x - Step 2: Convert to fraction form
11,214,020.90/15,475,355.06 = 6,057,382.47/x - Step 3: Cross multiply
11,214,020.90x = 15,475,355.06 × 6,057,382.47 - Step 4: Simplify right side
11,214,020.90x = 93,740,144,457,469.80 - Step 5: Solve for x
x = 93,740,144,457,469.80/11,214,020.90 - Step 6: Final answer
x = 8,359,191.17
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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.