Finding the Fourth Proportional to 34,744,967.99, 47,948,112.30 and 19,275,052.79
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Solution
The fourth proportional to 34,744,967.99, 47,948,112.30 and 19,275,052.79 is: 26,599,604.18
Step by Step Solution
- Step 1: Write the proportion equation
34,744,967.99 : 47,948,112.30 = 19,275,052.79 : x - Step 2: Convert to fraction form
34,744,967.99/47,948,112.30 = 19,275,052.79/x - Step 3: Cross multiply
34,744,967.99x = 47,948,112.30 × 19,275,052.79 - Step 4: Simplify right side
34,744,967.99x = 924,202,395,523,607.75 - Step 5: Solve for x
x = 924,202,395,523,607.75/34,744,967.99 - Step 6: Final answer
x = 26,599,604.18
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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.