Finding the Fourth Proportional to 35,528,698.98, 49,009,138.65 and 21,390,042.42
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Solution
The fourth proportional to 35,528,698.98, 49,009,138.65 and 21,390,042.42 is: 29,505,937.03
Step by Step Solution
- Step 1: Write the proportion equation
35,528,698.98 : 49,009,138.65 = 21,390,042.42 : x - Step 2: Convert to fraction form
35,528,698.98/49,009,138.65 = 21,390,042.42/x - Step 3: Cross multiply
35,528,698.98x = 49,009,138.65 × 21,390,042.42 - Step 4: Simplify right side
35,528,698.98x = 1,048,307,554,691,161.62 - Step 5: Solve for x
x = 1,048,307,554,691,161.62/35,528,698.98 - Step 6: Final answer
x = 29,505,937.03
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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.