Finding the Fourth Proportional to 9,513,048.96, 13,122,517.32 and 6,071,410.80
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Solution
The fourth proportional to 9,513,048.96, 13,122,517.32 and 6,071,410.80 is: 8,375,042.92
Step by Step Solution
- Step 1: Write the proportion equation
9,513,048.96 : 13,122,517.32 = 6,071,410.80 : x - Step 2: Convert to fraction form
9,513,048.96/13,122,517.32 = 6,071,410.80/x - Step 3: Cross multiply
9,513,048.96x = 13,122,517.32 × 6,071,410.80 - Step 4: Simplify right side
9,513,048.96x = 79,672,193,379,835.06 - Step 5: Solve for x
x = 79,672,193,379,835.06/9,513,048.96 - Step 6: Final answer
x = 8,375,042.92
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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.