Finding the Fourth Proportional to 15,109,843.26, 22,656,454.29 and 10,322,937.66
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Solution
The fourth proportional to 15,109,843.26, 22,656,454.29 and 10,322,937.66 is: 15,478,728.75
Step by Step Solution
- Step 1: Write the proportion equation
15,109,843.26 : 22,656,454.29 = 10,322,937.66 : x - Step 2: Convert to fraction form
15,109,843.26/22,656,454.29 = 10,322,937.66/x - Step 3: Cross multiply
15,109,843.26x = 22,656,454.29 × 10,322,937.66 - Step 4: Simplify right side
15,109,843.26x = 233,881,165,232,309.56 - Step 5: Solve for x
x = 233,881,165,232,309.56/15,109,843.26 - Step 6: Final answer
x = 15,478,728.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.