Finding the Fourth Proportional to 5,011,255.67, 6,915,551.01 and 2,719,415.75
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Solution
The fourth proportional to 5,011,255.67, 6,915,551.01 and 2,719,415.75 is: 3,752,803.60
Step by Step Solution
- Step 1: Write the proportion equation
5,011,255.67 : 6,915,551.01 = 2,719,415.75 : x - Step 2: Convert to fraction form
5,011,255.67/6,915,551.01 = 2,719,415.75/x - Step 3: Cross multiply
5,011,255.67x = 6,915,551.01 × 2,719,415.75 - Step 4: Simplify right side
5,011,255.67x = 18,806,258,336,522.41 - Step 5: Solve for x
x = 18,806,258,336,522.41/5,011,255.67 - Step 6: Final answer
x = 3,752,803.60
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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.