Finding the Fourth Proportional to 47,348,260.97, 71,025,146.99 and 13,272,264.05
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Solution
The fourth proportional to 47,348,260.97, 71,025,146.99 and 13,272,264.05 is: 19,909,168.48
Step by Step Solution
- Step 1: Write the proportion equation
47,348,260.97 : 71,025,146.99 = 13,272,264.05 : x - Step 2: Convert to fraction form
47,348,260.97/71,025,146.99 = 13,272,264.05/x - Step 3: Cross multiply
47,348,260.97x = 71,025,146.99 × 13,272,264.05 - Step 4: Simplify right side
47,348,260.97x = 942,664,504,719,397.75 - Step 5: Solve for x
x = 942,664,504,719,397.75/47,348,260.97 - Step 6: Final answer
x = 19,909,168.48
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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.