Finding the Fourth Proportional to 76,908,893.28, 115,305,318.12 and 25,062,536.52
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Solution
The fourth proportional to 76,908,893.28, 115,305,318.12 and 25,062,536.52 is: 37,574,897.04
Step by Step Solution
- Step 1: Write the proportion equation
76,908,893.28 : 115,305,318.12 = 25,062,536.52 : x - Step 2: Convert to fraction form
76,908,893.28/115,305,318.12 = 25,062,536.52/x - Step 3: Cross multiply
76,908,893.28x = 115,305,318.12 × 25,062,536.52 - Step 4: Simplify right side
76,908,893.28x = 2,889,843,746,332,718 - Step 5: Solve for x
x = 2,889,843,746,332,718/76,908,893.28 - Step 6: Final answer
x = 37,574,897.04
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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.