Finding the Fourth Proportional to 7,219,344.08, 9,967,224.96 and 4,645,497.92
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Solution
The fourth proportional to 7,219,344.08, 9,967,224.96 and 4,645,497.92 is: 6,413,702.17
Step by Step Solution
- Step 1: Write the proportion equation
7,219,344.08 : 9,967,224.96 = 4,645,497.92 : x - Step 2: Convert to fraction form
7,219,344.08/9,967,224.96 = 4,645,497.92/x - Step 3: Cross multiply
7,219,344.08x = 9,967,224.96 × 4,645,497.92 - Step 4: Simplify right side
7,219,344.08x = 46,302,722,819,852.09 - Step 5: Solve for x
x = 46,302,722,819,852.09/7,219,344.08 - Step 6: Final answer
x = 6,413,702.17
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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.