Finding the Fourth Proportional to 29,408,753.28, 40,583,718.72 and 16,531,697.28
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Solution
The fourth proportional to 29,408,753.28, 40,583,718.72 and 16,531,697.28 is: 22,813,539.42
Step by Step Solution
- Step 1: Write the proportion equation
29,408,753.28 : 40,583,718.72 = 16,531,697.28 : x - Step 2: Convert to fraction form
29,408,753.28/40,583,718.72 = 16,531,697.28/x - Step 3: Cross multiply
29,408,753.28x = 40,583,718.72 × 16,531,697.28 - Step 4: Simplify right side
29,408,753.28x = 670,917,752,375,709 - Step 5: Solve for x
x = 670,917,752,375,709/29,408,753.28 - Step 6: Final answer
x = 22,813,539.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.