Finding the Fourth Proportional to 8,770,148.33, 13,155,215.99 and 2,381,338.13
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Solution
The fourth proportional to 8,770,148.33, 13,155,215.99 and 2,381,338.13 is: 3,572,005.42
Step by Step Solution
- Step 1: Write the proportion equation
8,770,148.33 : 13,155,215.99 = 2,381,338.13 : x - Step 2: Convert to fraction form
8,770,148.33/13,155,215.99 = 2,381,338.13/x - Step 3: Cross multiply
8,770,148.33x = 13,155,215.99 × 2,381,338.13 - Step 4: Simplify right side
8,770,148.33x = 31,327,017,367,689.93 - Step 5: Solve for x
x = 31,327,017,367,689.93/8,770,148.33 - Step 6: Final answer
x = 3,572,005.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.