Finding the Fourth Proportional to 5,445,986.70, 8,156,538.45 and 3,206,498.70
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Solution
The fourth proportional to 5,445,986.70, 8,156,538.45 and 3,206,498.70 is: 4,802,422.66
Step by Step Solution
- Step 1: Write the proportion equation
5,445,986.70 : 8,156,538.45 = 3,206,498.70 : x - Step 2: Convert to fraction form
5,445,986.70/8,156,538.45 = 3,206,498.70/x - Step 3: Cross multiply
5,445,986.70x = 8,156,538.45 × 3,206,498.70 - Step 4: Simplify right side
5,445,986.70x = 26,153,929,936,425.02 - Step 5: Solve for x
x = 26,153,929,936,425.02/5,445,986.70 - Step 6: Final answer
x = 4,802,422.66
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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.