Finding the Fourth Proportional to 6,317,124.96, 8,718,704.28 and 3,564,592.68
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Solution
The fourth proportional to 6,317,124.96, 8,718,704.28 and 3,564,592.68 is: 4,919,742.71
Step by Step Solution
- Step 1: Write the proportion equation
6,317,124.96 : 8,718,704.28 = 3,564,592.68 : x - Step 2: Convert to fraction form
6,317,124.96/8,718,704.28 = 3,564,592.68/x - Step 3: Cross multiply
6,317,124.96x = 8,718,704.28 × 3,564,592.68 - Step 4: Simplify right side
6,317,124.96x = 31,078,629,455,572.67 - Step 5: Solve for x
x = 31,078,629,455,572.67/6,317,124.96 - Step 6: Final answer
x = 4,919,742.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.