Finding the Fourth Proportional to 7,371,024.90, 11,056,537.35 and 5,218,688.85
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Solution
The fourth proportional to 7,371,024.90, 11,056,537.35 and 5,218,688.85 is: 7,828,033.28
Step by Step Solution
- Step 1: Write the proportion equation
7,371,024.90 : 11,056,537.35 = 5,218,688.85 : x - Step 2: Convert to fraction form
7,371,024.90/11,056,537.35 = 5,218,688.85/x - Step 3: Cross multiply
7,371,024.90x = 11,056,537.35 × 5,218,688.85 - Step 4: Simplify right side
7,371,024.90x = 57,700,628,188,053.54 - Step 5: Solve for x
x = 57,700,628,188,053.54/7,371,024.90 - Step 6: Final answer
x = 7,828,033.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.