Finding the Fourth Proportional to 56,032,420.26, 77,325,920.92 and 31,586,134.26
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Solution
The fourth proportional to 56,032,420.26, 77,325,920.92 and 31,586,134.26 is: 43,589,531.00
Step by Step Solution
- Step 1: Write the proportion equation
56,032,420.26 : 77,325,920.92 = 31,586,134.26 : x - Step 2: Convert to fraction form
56,032,420.26/77,325,920.92 = 31,586,134.26/x - Step 3: Cross multiply
56,032,420.26x = 77,325,920.92 × 31,586,134.26 - Step 4: Simplify right side
56,032,420.26x = 2,442,426,919,957,263 - Step 5: Solve for x
x = 2,442,426,919,957,263/56,032,420.26 - Step 6: Final answer
x = 43,589,531.00
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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.