Finding the Fourth Proportional to 10,666,880.54, 14,720,334.17 and 5,772,102.68
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Solution
The fourth proportional to 10,666,880.54, 14,720,334.17 and 5,772,102.68 is: 7,965,522.80
Step by Step Solution
- Step 1: Write the proportion equation
10,666,880.54 : 14,720,334.17 = 5,772,102.68 : x - Step 2: Convert to fraction form
10,666,880.54/14,720,334.17 = 5,772,102.68/x - Step 3: Cross multiply
10,666,880.54x = 14,720,334.17 × 5,772,102.68 - Step 4: Simplify right side
10,666,880.54x = 84,967,280,210,690.39 - Step 5: Solve for x
x = 84,967,280,210,690.39/10,666,880.54 - Step 6: Final answer
x = 7,965,522.80
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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.