Finding the Fourth Proportional to 16,630,386.80, 24,966,575.40 and 8,960,140.40
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Solution
The fourth proportional to 16,630,386.80, 24,966,575.40 and 8,960,140.40 is: 13,451,522.42
Step by Step Solution
- Step 1: Write the proportion equation
16,630,386.80 : 24,966,575.40 = 8,960,140.40 : x - Step 2: Convert to fraction form
16,630,386.80/24,966,575.40 = 8,960,140.40/x - Step 3: Cross multiply
16,630,386.80x = 24,966,575.40 × 8,960,140.40 - Step 4: Simplify right side
16,630,386.80x = 223,704,020,891,186.16 - Step 5: Solve for x
x = 223,704,020,891,186.16/16,630,386.80 - Step 6: Final answer
x = 13,451,522.42
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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.