Finding the Fourth Proportional to 53,651,784, 74,039,470.56 and 29,205,681.60
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Solution
The fourth proportional to 53,651,784, 74,039,470.56 and 29,205,681.60 is: 40,303,845.31
Step by Step Solution
- Step 1: Write the proportion equation
53,651,784 : 74,039,470.56 = 29,205,681.60 : x - Step 2: Convert to fraction form
53,651,784/74,039,470.56 = 29,205,681.60/x - Step 3: Cross multiply
53,651,784x = 74,039,470.56 × 29,205,681.60 - Step 4: Simplify right side
53,651,784x = 2,162,373,203,007,934 - Step 5: Solve for x
x = 2,162,373,203,007,934/53,651,784 - Step 6: Final answer
x = 40,303,845.31
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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.