Finding the Fourth Proportional to 15,465,418.96, 23,201,115.74 and 5,880,052.21
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Solution
The fourth proportional to 15,465,418.96, 23,201,115.74 and 5,880,052.21 is: 8,821,214.11
Step by Step Solution
- Step 1: Write the proportion equation
15,465,418.96 : 23,201,115.74 = 5,880,052.21 : x - Step 2: Convert to fraction form
15,465,418.96/23,201,115.74 = 5,880,052.21/x - Step 3: Cross multiply
15,465,418.96x = 23,201,115.74 × 5,880,052.21 - Step 4: Simplify right side
15,465,418.96x = 136,423,771,881,452.78 - Step 5: Solve for x
x = 136,423,771,881,452.78/15,465,418.96 - Step 6: Final answer
x = 8,821,214.11
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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.