Finding the Fourth Proportional to 29,894,403.80, 44,841,605.70 and 7,175,301.05
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Solution
The fourth proportional to 29,894,403.80, 44,841,605.70 and 7,175,301.05 is: 10,762,951.58
Step by Step Solution
- Step 1: Write the proportion equation
29,894,403.80 : 44,841,605.70 = 7,175,301.05 : x - Step 2: Convert to fraction form
29,894,403.80/44,841,605.70 = 7,175,301.05/x - Step 3: Cross multiply
29,894,403.80x = 44,841,605.70 × 7,175,301.05 - Step 4: Simplify right side
29,894,403.80x = 321,752,020,462,896 - Step 5: Solve for x
x = 321,752,020,462,896/29,894,403.80 - Step 6: Final answer
x = 10,762,951.58
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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.