Finding the Fourth Proportional to 34,918,368.98, 48,183,728.24 and 21,504,911.13
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Solution
The fourth proportional to 34,918,368.98, 48,183,728.24 and 21,504,911.13 is: 29,674,547.36
Step by Step Solution
- Step 1: Write the proportion equation
34,918,368.98 : 48,183,728.24 = 21,504,911.13 : x - Step 2: Convert to fraction form
34,918,368.98/48,183,728.24 = 21,504,911.13/x - Step 3: Cross multiply
34,918,368.98x = 48,183,728.24 × 21,504,911.13 - Step 4: Simplify right side
34,918,368.98x = 1,036,186,793,767,033.50 - Step 5: Solve for x
x = 1,036,186,793,767,033.50/34,918,368.98 - Step 6: Final answer
x = 29,674,547.36
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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.