Finding the Fourth Proportional to 8,352,067.90, 11,513,776.14 and 5,863,713.12
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Solution
The fourth proportional to 8,352,067.90, 11,513,776.14 and 5,863,713.12 is: 8,083,444.85
Step by Step Solution
- Step 1: Write the proportion equation
8,352,067.90 : 11,513,776.14 = 5,863,713.12 : x - Step 2: Convert to fraction form
8,352,067.90/11,513,776.14 = 5,863,713.12/x - Step 3: Cross multiply
8,352,067.90x = 11,513,776.14 × 5,863,713.12 - Step 4: Simplify right side
8,352,067.90x = 67,513,480,212,860.96 - Step 5: Solve for x
x = 67,513,480,212,860.96/8,352,067.90 - Step 6: Final answer
x = 8,083,444.85
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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.