Finding the Fourth Proportional to 19,836,783,495.68, 27,374,758,767.68 and 10,926,112,249.92
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Solution
The fourth proportional to 19,836,783,495.68, 27,374,758,767.68 and 10,926,112,249.92 is: 15,078,033,551.93
Step by Step Solution
- Step 1: Write the proportion equation
19,836,783,495.68 : 27,374,758,767.68 = 10,926,112,249.92 : x - Step 2: Convert to fraction form
19,836,783,495.68/27,374,758,767.68 = 10,926,112,249.92/x - Step 3: Cross multiply
19,836,783,495.68x = 27,374,758,767.68 × 10,926,112,249.92 - Step 4: Simplify right side
19,836,783,495.68x = 299,099,687,110,153,404,416 - Step 5: Solve for x
x = 299,099,687,110,153,404,416/19,836,783,495.68 - Step 6: Final answer
x = 15,078,033,551.93
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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.