Finding the Fourth Proportional to 39,073,295.16, 53,924,459.67 and 21,675,246.03
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Solution
The fourth proportional to 39,073,295.16, 53,924,459.67 and 21,675,246.03 is: 29,913,676.99
Step by Step Solution
- Step 1: Write the proportion equation
39,073,295.16 : 53,924,459.67 = 21,675,246.03 : x - Step 2: Convert to fraction form
39,073,295.16/53,924,459.67 = 21,675,246.03/x - Step 3: Cross multiply
39,073,295.16x = 53,924,459.67 × 21,675,246.03 - Step 4: Simplify right side
39,073,295.16x = 1,168,825,930,382,062.75 - Step 5: Solve for x
x = 1,168,825,930,382,062.75/39,073,295.16 - Step 6: Final answer
x = 29,913,676.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.