Finding the Fourth Proportional to 25,675,401.09, 38,515,343.33 and 6,506,158.85
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Solution
The fourth proportional to 25,675,401.09, 38,515,343.33 and 6,506,158.85 is: 9,759,806.32
Step by Step Solution
- Step 1: Write the proportion equation
25,675,401.09 : 38,515,343.33 = 6,506,158.85 : x - Step 2: Convert to fraction form
25,675,401.09/38,515,343.33 = 6,506,158.85/x - Step 3: Cross multiply
25,675,401.09x = 38,515,343.33 × 6,506,158.85 - Step 4: Simplify right side
25,675,401.09x = 250,586,941,835,389.22 - Step 5: Solve for x
x = 250,586,941,835,389.22/25,675,401.09 - Step 6: Final answer
x = 9,759,806.32
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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.