Finding the Fourth Proportional to 6,308,331.84, 9,482,249.76 and 4,163,142.24
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Solution
The fourth proportional to 6,308,331.84, 9,482,249.76 and 4,163,142.24 is: 6,257,748.56
Step by Step Solution
- Step 1: Write the proportion equation
6,308,331.84 : 9,482,249.76 = 4,163,142.24 : x - Step 2: Convert to fraction form
6,308,331.84/9,482,249.76 = 4,163,142.24/x - Step 3: Cross multiply
6,308,331.84x = 9,482,249.76 × 4,163,142.24 - Step 4: Simplify right side
6,308,331.84x = 39,475,954,506,085.87 - Step 5: Solve for x
x = 39,475,954,506,085.87/6,308,331.84 - Step 6: Final answer
x = 6,257,748.56
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1.5x scale
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.