Finding the Fourth Proportional to 21,353,617.91, 32,035,888.89 and 6,207,549.41
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Solution
The fourth proportional to 21,353,617.91, 32,035,888.89 and 6,207,549.41 is: 9,312,911.94
Step by Step Solution
- Step 1: Write the proportion equation
21,353,617.91 : 32,035,888.89 = 6,207,549.41 : x - Step 2: Convert to fraction form
21,353,617.91/32,035,888.89 = 6,207,549.41/x - Step 3: Cross multiply
21,353,617.91x = 32,035,888.89 × 6,207,549.41 - Step 4: Simplify right side
21,353,617.91x = 198,864,363,177,945.06 - Step 5: Solve for x
x = 198,864,363,177,945.06/21,353,617.91 - Step 6: Final answer
x = 9,312,911.94
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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.