Finding the Fourth Proportional to 16,444,815.96, 24,657,235.26 and 8,237,913.78
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Solution
The fourth proportional to 16,444,815.96, 24,657,235.26 and 8,237,913.78 is: 12,351,866.91
Step by Step Solution
- Step 1: Write the proportion equation
16,444,815.96 : 24,657,235.26 = 8,237,913.78 : x - Step 2: Convert to fraction form
16,444,815.96/24,657,235.26 = 8,237,913.78/x - Step 3: Cross multiply
16,444,815.96x = 24,657,235.26 × 8,237,913.78 - Step 4: Simplify right side
16,444,815.96x = 203,124,178,125,055.91 - Step 5: Solve for x
x = 203,124,178,125,055.91/16,444,815.96 - Step 6: Final answer
x = 12,351,866.91
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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.