Finding the Fourth Proportional to 43,721,395.66, 60,340,845.63 and 25,386,680.62
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Solution
The fourth proportional to 43,721,395.66, 60,340,845.63 and 25,386,680.62 is: 35,036,708.07
Step by Step Solution
- Step 1: Write the proportion equation
43,721,395.66 : 60,340,845.63 = 25,386,680.62 : x - Step 2: Convert to fraction form
43,721,395.66/60,340,845.63 = 25,386,680.62/x - Step 3: Cross multiply
43,721,395.66x = 60,340,845.63 × 25,386,680.62 - Step 4: Simplify right side
43,721,395.66x = 1,531,853,776,349,532.75 - Step 5: Solve for x
x = 1,531,853,776,349,532.75/43,721,395.66 - Step 6: Final answer
x = 35,036,708.07
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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.