Finding the Fourth Proportional to 8,343,317.36, 11,513,941.08 and 5,444,562.80
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Solution
The fourth proportional to 8,343,317.36, 11,513,941.08 and 5,444,562.80 is: 7,513,603.11
Step by Step Solution
- Step 1: Write the proportion equation
8,343,317.36 : 11,513,941.08 = 5,444,562.80 : x - Step 2: Convert to fraction form
8,343,317.36/11,513,941.08 = 5,444,562.80/x - Step 3: Cross multiply
8,343,317.36x = 11,513,941.08 × 5,444,562.80 - Step 4: Simplify right side
8,343,317.36x = 62,688,375,285,559.82 - Step 5: Solve for x
x = 62,688,375,285,559.82/8,343,317.36 - Step 6: Final answer
x = 7,513,603.11
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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.