Finding the Fourth Proportional to 23,330,247.60, 34,995,371.40 and 18,511,849.20
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Solution
The fourth proportional to 23,330,247.60, 34,995,371.40 and 18,511,849.20 is: 27,767,773.80
Step by Step Solution
- Step 1: Write the proportion equation
23,330,247.60 : 34,995,371.40 = 18,511,849.20 : x - Step 2: Convert to fraction form
23,330,247.60/34,995,371.40 = 18,511,849.20/x - Step 3: Cross multiply
23,330,247.60x = 34,995,371.40 × 18,511,849.20 - Step 4: Simplify right side
23,330,247.60x = 647,829,038,054,792.88 - Step 5: Solve for x
x = 647,829,038,054,792.88/23,330,247.60 - Step 6: Final answer
x = 27,767,773.80
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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.