Finding the Fourth Proportional to 26,207,276.80, 39,312,081.60 and 8,935,225.60
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Solution
The fourth proportional to 26,207,276.80, 39,312,081.60 and 8,935,225.60 is: 13,403,236.08
Step by Step Solution
- Step 1: Write the proportion equation
26,207,276.80 : 39,312,081.60 = 8,935,225.60 : x - Step 2: Convert to fraction form
26,207,276.80/39,312,081.60 = 8,935,225.60/x - Step 3: Cross multiply
26,207,276.80x = 39,312,081.60 × 8,935,225.60 - Step 4: Simplify right side
26,207,276.80x = 351,262,317,901,608.94 - Step 5: Solve for x
x = 351,262,317,901,608.94/26,207,276.80 - Step 6: Final answer
x = 13,403,236.08
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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.