Finding the Fourth Proportional to 76,774,371.14, 115,161,557.02 and 25,656,389.96
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Solution
The fourth proportional to 76,774,371.14, 115,161,557.02 and 25,656,389.96 is: 38,484,585.03
Step by Step Solution
- Step 1: Write the proportion equation
76,774,371.14 : 115,161,557.02 = 25,656,389.96 : x - Step 2: Convert to fraction form
76,774,371.14/115,161,557.02 = 25,656,389.96/x - Step 3: Cross multiply
76,774,371.14x = 115,161,557.02 × 25,656,389.96 - Step 4: Simplify right side
76,774,371.14x = 2,954,629,814,665,946.50 - Step 5: Solve for x
x = 2,954,629,814,665,946.50/76,774,371.14 - Step 6: Final answer
x = 38,484,585.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.