Finding the Fourth Proportional to 28,524,367.20, 42,881,029.20 and 24,367,317.60
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Solution
The fourth proportional to 28,524,367.20, 42,881,029.20 and 24,367,317.60 is: 36,631,685.82
Step by Step Solution
- Step 1: Write the proportion equation
28,524,367.20 : 42,881,029.20 = 24,367,317.60 : x - Step 2: Convert to fraction form
28,524,367.20/42,881,029.20 = 24,367,317.60/x - Step 3: Cross multiply
28,524,367.20x = 42,881,029.20 × 24,367,317.60 - Step 4: Simplify right side
28,524,367.20x = 1,044,895,657,531,274 - Step 5: Solve for x
x = 1,044,895,657,531,274/28,524,367.20 - Step 6: Final answer
x = 36,631,685.82
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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.