Finding the Fourth Proportional to 32,630,570.66, 48,901,764.72 and 12,424,790.18
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Solution
The fourth proportional to 32,630,570.66, 48,901,764.72 and 12,424,790.18 is: 18,620,396.57
Step by Step Solution
- Step 1: Write the proportion equation
32,630,570.66 : 48,901,764.72 = 12,424,790.18 : x - Step 2: Convert to fraction form
32,630,570.66/48,901,764.72 = 12,424,790.18/x - Step 3: Cross multiply
32,630,570.66x = 48,901,764.72 × 12,424,790.18 - Step 4: Simplify right side
32,630,570.66x = 607,594,166,077,726.38 - Step 5: Solve for x
x = 607,594,166,077,726.38/32,630,570.66 - Step 6: Final answer
x = 18,620,396.57
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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.