Finding the Fourth Proportional to 21,353,617.06, 32,035,887.63 and 6,207,548.56
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Solution
The fourth proportional to 21,353,617.06, 32,035,887.63 and 6,207,548.56 is: 9,312,910.67
Step by Step Solution
- Step 1: Write the proportion equation
21,353,617.06 : 32,035,887.63 = 6,207,548.56 : x - Step 2: Convert to fraction form
21,353,617.06/32,035,887.63 = 6,207,548.56/x - Step 3: Cross multiply
21,353,617.06x = 32,035,887.63 × 6,207,548.56 - Step 4: Simplify right side
21,353,617.06x = 198,864,328,125,928.28 - Step 5: Solve for x
x = 198,864,328,125,928.28/21,353,617.06 - Step 6: Final answer
x = 9,312,910.67
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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.