Finding the Fourth Proportional to 73,843,505.76, 101,901,893.04 and 40,803,229.92
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Solution
The fourth proportional to 73,843,505.76, 101,901,893.04 and 40,803,229.92 is: 56,307,272.09
Step by Step Solution
- Step 1: Write the proportion equation
73,843,505.76 : 101,901,893.04 = 40,803,229.92 : x - Step 2: Convert to fraction form
73,843,505.76/101,901,893.04 = 40,803,229.92/x - Step 3: Cross multiply
73,843,505.76x = 101,901,893.04 × 40,803,229.92 - Step 4: Simplify right side
73,843,505.76x = 4,157,926,370,994,368 - Step 5: Solve for x
x = 4,157,926,370,994,368/73,843,505.76 - Step 6: Final answer
x = 56,307,272.09
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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.