Finding the Fourth Proportional to 51,845,412.41, 71,548,842.71 and 29,818,917.98
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Solution
The fourth proportional to 51,845,412.41, 71,548,842.71 and 29,818,917.98 is: 41,151,356.95
Step by Step Solution
- Step 1: Write the proportion equation
51,845,412.41 : 71,548,842.71 = 29,818,917.98 : x - Step 2: Convert to fraction form
51,845,412.41/71,548,842.71 = 29,818,917.98/x - Step 3: Cross multiply
51,845,412.41x = 71,548,842.71 × 29,818,917.98 - Step 4: Simplify right side
51,845,412.41x = 2,133,509,072,333,410.75 - Step 5: Solve for x
x = 2,133,509,072,333,410.75/51,845,412.41 - Step 6: Final answer
x = 41,151,356.95
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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.