Finding the Fourth Proportional to 44,762,522.90, 67,143,780.68 and 12,414,425.09
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Solution
The fourth proportional to 44,762,522.90, 67,143,780.68 and 12,414,425.09 is: 18,621,636.61
Step by Step Solution
- Step 1: Write the proportion equation
44,762,522.90 : 67,143,780.68 = 12,414,425.09 : x - Step 2: Convert to fraction form
44,762,522.90/67,143,780.68 = 12,414,425.09/x - Step 3: Cross multiply
44,762,522.90x = 67,143,780.68 × 12,414,425.09 - Step 4: Simplify right side
44,762,522.90x = 833,551,435,113,458.25 - Step 5: Solve for x
x = 833,551,435,113,458.25/44,762,522.90 - Step 6: Final answer
x = 18,621,636.61
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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.