Finding the Fourth Proportional to 8,271,657.02, 12,386,227.79 and 5,067,067.79
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Solution
The fourth proportional to 8,271,657.02, 12,386,227.79 and 5,067,067.79 is: 7,587,579.58
Step by Step Solution
- Step 1: Write the proportion equation
8,271,657.02 : 12,386,227.79 = 5,067,067.79 : x - Step 2: Convert to fraction form
8,271,657.02/12,386,227.79 = 5,067,067.79/x - Step 3: Cross multiply
8,271,657.02x = 12,386,227.79 × 5,067,067.79 - Step 4: Simplify right side
8,271,657.02x = 62,761,855,917,945.13 - Step 5: Solve for x
x = 62,761,855,917,945.13/8,271,657.02 - Step 6: Final answer
x = 7,587,579.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.