Finding the Fourth Proportional to 51,502,317.14, 71,055,619.86 and 31,916,059.08
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Solution
The fourth proportional to 51,502,317.14, 71,055,619.86 and 31,916,059.08 is: 44,033,268.55
Step by Step Solution
- Step 1: Write the proportion equation
51,502,317.14 : 71,055,619.86 = 31,916,059.08 : x - Step 2: Convert to fraction form
51,502,317.14/71,055,619.86 = 31,916,059.08/x - Step 3: Cross multiply
51,502,317.14x = 71,055,619.86 × 31,916,059.08 - Step 4: Simplify right side
51,502,317.14x = 2,267,815,361,417,781 - Step 5: Solve for x
x = 2,267,815,361,417,781/51,502,317.14 - Step 6: Final answer
x = 44,033,268.55
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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.