Finding the Fourth Proportional to 34,888,507.68, 48,145,283.10 and 19,207,401.78
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Solution
The fourth proportional to 34,888,507.68, 48,145,283.10 and 19,207,401.78 is: 26,505,742.37
Step by Step Solution
- Step 1: Write the proportion equation
34,888,507.68 : 48,145,283.10 = 19,207,401.78 : x - Step 2: Convert to fraction form
34,888,507.68/48,145,283.10 = 19,207,401.78/x - Step 3: Cross multiply
34,888,507.68x = 48,145,283.10 × 19,207,401.78 - Step 4: Simplify right side
34,888,507.68x = 924,745,796,313,544 - Step 5: Solve for x
x = 924,745,796,313,544/34,888,507.68 - Step 6: Final answer
x = 26,505,742.37
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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.