Finding the Fourth Proportional to 24,381,655.20, 33,648,195.87 and 13,516,639.20
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Solution
The fourth proportional to 24,381,655.20, 33,648,195.87 and 13,516,639.20 is: 18,653,800.15
Step by Step Solution
- Step 1: Write the proportion equation
24,381,655.20 : 33,648,195.87 = 13,516,639.20 : x - Step 2: Convert to fraction form
24,381,655.20/33,648,195.87 = 13,516,639.20/x - Step 3: Cross multiply
24,381,655.20x = 33,648,195.87 × 13,516,639.20 - Step 4: Simplify right side
24,381,655.20x = 454,810,523,305,720.06 - Step 5: Solve for x
x = 454,810,523,305,720.06/24,381,655.20 - Step 6: Final answer
x = 18,653,800.15
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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.