Finding the Fourth Proportional to 9,912,363.87, 14,868,218.63 and 4,076,347.62
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Solution
The fourth proportional to 9,912,363.87, 14,868,218.63 and 4,076,347.62 is: 6,114,386.88
Step by Step Solution
- Step 1: Write the proportion equation
9,912,363.87 : 14,868,218.63 = 4,076,347.62 : x - Step 2: Convert to fraction form
9,912,363.87/14,868,218.63 = 4,076,347.62/x - Step 3: Cross multiply
9,912,363.87x = 14,868,218.63 × 4,076,347.62 - Step 4: Simplify right side
9,912,363.87x = 60,608,027,636,231.03 - Step 5: Solve for x
x = 60,608,027,636,231.03/9,912,363.87 - Step 6: Final answer
x = 6,114,386.88
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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.