Finding the Fourth Proportional to 24,169,970.78, 33,291,021.74 and 18,577,522.81
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Solution
The fourth proportional to 24,169,970.78, 33,291,021.74 and 18,577,522.81 is: 25,588,144.95
Step by Step Solution
- Step 1: Write the proportion equation
24,169,970.78 : 33,291,021.74 = 18,577,522.81 : x - Step 2: Convert to fraction form
24,169,970.78/33,291,021.74 = 18,577,522.81/x - Step 3: Cross multiply
24,169,970.78x = 33,291,021.74 × 18,577,522.81 - Step 4: Simplify right side
24,169,970.78x = 618,464,715,706,272.12 - Step 5: Solve for x
x = 618,464,715,706,272.12/24,169,970.78 - Step 6: Final answer
x = 25,588,144.95
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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.