Finding the Fourth Proportional to 56,364,913.60, 77,782,264.68 and 33,161,536.96
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Solution
The fourth proportional to 56,364,913.60, 77,782,264.68 and 33,161,536.96 is: 45,762,146.70
Step by Step Solution
- Step 1: Write the proportion equation
56,364,913.60 : 77,782,264.68 = 33,161,536.96 : x - Step 2: Convert to fraction form
56,364,913.60/77,782,264.68 = 33,161,536.96/x - Step 3: Cross multiply
56,364,913.60x = 77,782,264.68 × 33,161,536.96 - Step 4: Simplify right side
56,364,913.60x = 2,579,379,445,018,323 - Step 5: Solve for x
x = 2,579,379,445,018,323/56,364,913.60 - Step 6: Final answer
x = 45,762,146.70
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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.