Finding the Fourth Proportional to 68,732,273.19, 103,030,309.68 and 32,275,402.14
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Solution
The fourth proportional to 68,732,273.19, 103,030,309.68 and 32,275,402.14 is: 48,381,124.66
Step by Step Solution
- Step 1: Write the proportion equation
68,732,273.19 : 103,030,309.68 = 32,275,402.14 : x - Step 2: Convert to fraction form
68,732,273.19/103,030,309.68 = 32,275,402.14/x - Step 3: Cross multiply
68,732,273.19x = 103,030,309.68 × 32,275,402.14 - Step 4: Simplify right side
68,732,273.19x = 3,325,344,677,530,735 - Step 5: Solve for x
x = 3,325,344,677,530,735/68,732,273.19 - Step 6: Final answer
x = 48,381,124.66
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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.