Finding the Fourth Proportional to 32,699,124.48, 49,048,440.64 and 8,435,988.79
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Solution
The fourth proportional to 32,699,124.48, 49,048,440.64 and 8,435,988.79 is: 12,653,919.70
Step by Step Solution
- Step 1: Write the proportion equation
32,699,124.48 : 49,048,440.64 = 8,435,988.79 : x - Step 2: Convert to fraction form
32,699,124.48/49,048,440.64 = 8,435,988.79/x - Step 3: Cross multiply
32,699,124.48x = 49,048,440.64 × 8,435,988.79 - Step 4: Simplify right side
32,699,124.48x = 413,772,095,406,020.38 - Step 5: Solve for x
x = 413,772,095,406,020.38/32,699,124.48 - Step 6: Final answer
x = 12,653,919.70
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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.