Finding the Fourth Proportional to 56,283,356.26, 77,664,504.63 and 31,504,930.66
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Solution
The fourth proportional to 56,283,356.26, 77,664,504.63 and 31,504,930.66 is: 43,473,150.78
Step by Step Solution
- Step 1: Write the proportion equation
56,283,356.26 : 77,664,504.63 = 31,504,930.66 : x - Step 2: Convert to fraction form
56,283,356.26/77,664,504.63 = 31,504,930.66/x - Step 3: Cross multiply
56,283,356.26x = 77,664,504.63 × 31,504,930.66 - Step 4: Simplify right side
56,283,356.26x = 2,446,814,833,111,399 - Step 5: Solve for x
x = 2,446,814,833,111,399/56,283,356.26 - Step 6: Final answer
x = 43,473,150.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.