Finding the Fourth Proportional to 25,698,715.92, 35,463,588.68 and 14,684,766.84
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Solution
The fourth proportional to 25,698,715.92, 35,463,588.68 and 14,684,766.84 is: 20,264,612.94
Step by Step Solution
- Step 1: Write the proportion equation
25,698,715.92 : 35,463,588.68 = 14,684,766.84 : x - Step 2: Convert to fraction form
25,698,715.92/35,463,588.68 = 14,684,766.84/x - Step 3: Cross multiply
25,698,715.92x = 35,463,588.68 × 14,684,766.84 - Step 4: Simplify right side
25,698,715.92x = 520,774,531,075,463.38 - Step 5: Solve for x
x = 520,774,531,075,463.38/25,698,715.92 - Step 6: Final answer
x = 20,264,612.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.