Finding the Fourth Proportional to 18,701,833.80, 28,052,750.70 and 8,064,265.80
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Solution
The fourth proportional to 18,701,833.80, 28,052,750.70 and 8,064,265.80 is: 12,096,398.70
Step by Step Solution
- Step 1: Write the proportion equation
18,701,833.80 : 28,052,750.70 = 8,064,265.80 : x - Step 2: Convert to fraction form
18,701,833.80/28,052,750.70 = 8,064,265.80/x - Step 3: Cross multiply
18,701,833.80x = 28,052,750.70 × 8,064,265.80 - Step 4: Simplify right side
18,701,833.80x = 226,224,838,065,936.06 - Step 5: Solve for x
x = 226,224,838,065,936.06/18,701,833.80 - Step 6: Final answer
x = 12,096,398.70
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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.