Finding the Fourth Proportional to 16,169,318.70, 24,257,347.65 and 5,389,968.30
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Solution
The fourth proportional to 16,169,318.70, 24,257,347.65 and 5,389,968.30 is: 8,086,075.69
Step by Step Solution
- Step 1: Write the proportion equation
16,169,318.70 : 24,257,347.65 = 5,389,968.30 : x - Step 2: Convert to fraction form
16,169,318.70/24,257,347.65 = 5,389,968.30/x - Step 3: Cross multiply
16,169,318.70x = 24,257,347.65 × 5,389,968.30 - Step 4: Simplify right side
16,169,318.70x = 130,746,334,875,579.48 - Step 5: Solve for x
x = 130,746,334,875,579.48/16,169,318.70 - Step 6: Final answer
x = 8,086,075.69
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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.