Finding the Fourth Proportional to 5,436,833.59, 8,149,863.55 and 2,553,038.13
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Solution
The fourth proportional to 5,436,833.59, 8,149,863.55 and 2,553,038.13 is: 3,827,027.64
Step by Step Solution
- Step 1: Write the proportion equation
5,436,833.59 : 8,149,863.55 = 2,553,038.13 : x - Step 2: Convert to fraction form
5,436,833.59/8,149,863.55 = 2,553,038.13/x - Step 3: Cross multiply
5,436,833.59x = 8,149,863.55 × 2,553,038.13 - Step 4: Simplify right side
5,436,833.59x = 20,806,912,397,447.16 - Step 5: Solve for x
x = 20,806,912,397,447.16/5,436,833.59 - Step 6: Final answer
x = 3,827,027.64
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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.