Finding the Fourth Proportional to 85,751,418.01, 128,626,872.52 and 24,340,628.70
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Solution
The fourth proportional to 85,751,418.01, 128,626,872.52 and 24,340,628.70 is: 36,510,870.81
Step by Step Solution
- Step 1: Write the proportion equation
85,751,418.01 : 128,626,872.52 = 24,340,628.70 : x - Step 2: Convert to fraction form
85,751,418.01/128,626,872.52 = 24,340,628.70/x - Step 3: Cross multiply
85,751,418.01x = 128,626,872.52 × 24,340,628.70 - Step 4: Simplify right side
85,751,418.01x = 3,130,858,944,851,553 - Step 5: Solve for x
x = 3,130,858,944,851,553/85,751,418.01 - Step 6: Final answer
x = 36,510,870.81
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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.