Finding the Fourth Proportional to 26,405,820.26, 36,439,489.10 and 14,643,190.46
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Solution
The fourth proportional to 26,405,820.26, 36,439,489.10 and 14,643,190.46 is: 20,207,301.80
Step by Step Solution
- Step 1: Write the proportion equation
26,405,820.26 : 36,439,489.10 = 14,643,190.46 : x - Step 2: Convert to fraction form
26,405,820.26/36,439,489.10 = 14,643,190.46/x - Step 3: Cross multiply
26,405,820.26x = 36,439,489.10 × 14,643,190.46 - Step 4: Simplify right side
26,405,820.26x = 533,590,379,156,394.06 - Step 5: Solve for x
x = 533,590,379,156,394.06/26,405,820.26 - Step 6: Final answer
x = 20,207,301.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.