Finding the Fourth Proportional to 16,429,904.16, 24,656,965.11 and 7,794,031.65
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Solution
The fourth proportional to 16,429,904.16, 24,656,965.11 and 7,794,031.65 is: 11,696,791.69
Step by Step Solution
- Step 1: Write the proportion equation
16,429,904.16 : 24,656,965.11 = 7,794,031.65 : x - Step 2: Convert to fraction form
16,429,904.16/24,656,965.11 = 7,794,031.65/x - Step 3: Cross multiply
16,429,904.16x = 24,656,965.11 × 7,794,031.65 - Step 4: Simplify right side
16,429,904.16x = 192,177,166,460,285.75 - Step 5: Solve for x
x = 192,177,166,460,285.75/16,429,904.16 - Step 6: Final answer
x = 11,696,791.69
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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.