Finding the Fourth Proportional to 25,522,812.13, 38,264,595.54 and 13,213,579.95
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Solution
The fourth proportional to 25,522,812.13, 38,264,595.54 and 13,213,579.95 is: 19,810,210.95
Step by Step Solution
- Step 1: Write the proportion equation
25,522,812.13 : 38,264,595.54 = 13,213,579.95 : x - Step 2: Convert to fraction form
25,522,812.13/38,264,595.54 = 13,213,579.95/x - Step 3: Cross multiply
25,522,812.13x = 38,264,595.54 × 13,213,579.95 - Step 4: Simplify right side
25,522,812.13x = 505,612,292,422,203.38 - Step 5: Solve for x
x = 505,612,292,422,203.38/25,522,812.13 - Step 6: Final answer
x = 19,810,210.95
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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.