Finding the Fourth Proportional to 8,685,710.96, 13,020,094.09 and 4,135,537.18
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Solution
The fourth proportional to 8,685,710.96, 13,020,094.09 and 4,135,537.18 is: 6,199,271.82
Step by Step Solution
- Step 1: Write the proportion equation
8,685,710.96 : 13,020,094.09 = 4,135,537.18 : x - Step 2: Convert to fraction form
8,685,710.96/13,020,094.09 = 4,135,537.18/x - Step 3: Cross multiply
8,685,710.96x = 13,020,094.09 × 4,135,537.18 - Step 4: Simplify right side
8,685,710.96x = 53,845,083,196,293.27 - Step 5: Solve for x
x = 53,845,083,196,293.27/8,685,710.96 - Step 6: Final answer
x = 6,199,271.82
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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.