Finding the Fourth Proportional to 16,879,342.36, 25,319,013.84 and 4,099,760.96
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Solution
The fourth proportional to 16,879,342.36, 25,319,013.84 and 4,099,760.96 is: 6,149,641.51
Step by Step Solution
- Step 1: Write the proportion equation
16,879,342.36 : 25,319,013.84 = 4,099,760.96 : x - Step 2: Convert to fraction form
16,879,342.36/25,319,013.84 = 4,099,760.96/x - Step 3: Cross multiply
16,879,342.36x = 25,319,013.84 × 4,099,760.96 - Step 4: Simplify right side
16,879,342.36x = 103,801,904,486,931.69 - Step 5: Solve for x
x = 103,801,904,486,931.69/16,879,342.36 - Step 6: Final answer
x = 6,149,641.51
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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.