Finding the Fourth Proportional to 15,247,043.84, 22,865,715.86 and 5,009,543.99
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Solution
The fourth proportional to 15,247,043.84, 22,865,715.86 and 5,009,543.99 is: 7,512,722.50
Step by Step Solution
- Step 1: Write the proportion equation
15,247,043.84 : 22,865,715.86 = 5,009,543.99 : x - Step 2: Convert to fraction form
15,247,043.84/22,865,715.86 = 5,009,543.99/x - Step 3: Cross multiply
15,247,043.84x = 22,865,715.86 × 5,009,543.99 - Step 4: Simplify right side
15,247,043.84x = 114,546,809,409,880.81 - Step 5: Solve for x
x = 114,546,809,409,880.81/15,247,043.84 - Step 6: Final answer
x = 7,512,722.50
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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.