Finding the Fourth Proportional to 29,378,864.60, 44,075,295.30 and 14,220,330.20
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Solution
The fourth proportional to 29,378,864.60, 44,075,295.30 and 14,220,330.20 is: 21,333,882.75
Step by Step Solution
- Step 1: Write the proportion equation
29,378,864.60 : 44,075,295.30 = 14,220,330.20 : x - Step 2: Convert to fraction form
29,378,864.60/44,075,295.30 = 14,220,330.20/x - Step 3: Cross multiply
29,378,864.60x = 44,075,295.30 × 14,220,330.20 - Step 4: Simplify right side
29,378,864.60x = 626,765,252,828,508 - Step 5: Solve for x
x = 626,765,252,828,508/29,378,864.60 - Step 6: Final answer
x = 21,333,882.75
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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.