Finding the Fourth Proportional to 84,772,528.23, 126,988,535.73 and 38,650,953.60
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Solution
The fourth proportional to 84,772,528.23, 126,988,535.73 and 38,650,953.60 is: 57,898,804.07
Step by Step Solution
- Step 1: Write the proportion equation
84,772,528.23 : 126,988,535.73 = 38,650,953.60 : x - Step 2: Convert to fraction form
84,772,528.23/126,988,535.73 = 38,650,953.60/x - Step 3: Cross multiply
84,772,528.23x = 126,988,535.73 × 38,650,953.60 - Step 4: Simplify right side
84,772,528.23x = 4,908,228,002,232,172 - Step 5: Solve for x
x = 4,908,228,002,232,172/84,772,528.23 - Step 6: Final answer
x = 57,898,804.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.