Finding the Fourth Proportional to 40,804,948.70, 61,207,423.05 and 35,490,538.70
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Solution
The fourth proportional to 40,804,948.70, 61,207,423.05 and 35,490,538.70 is: 53,235,808.05
Step by Step Solution
- Step 1: Write the proportion equation
40,804,948.70 : 61,207,423.05 = 35,490,538.70 : x - Step 2: Convert to fraction form
40,804,948.70/61,207,423.05 = 35,490,538.70/x - Step 3: Cross multiply
40,804,948.70x = 61,207,423.05 × 35,490,538.70 - Step 4: Simplify right side
40,804,948.70x = 2,172,284,416,483,297 - Step 5: Solve for x
x = 2,172,284,416,483,297/40,804,948.70 - Step 6: Final answer
x = 53,235,808.05
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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.