Finding the Fourth Proportional to 8,436,993.90, 12,652,878.84 and 3,044,961.84
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Solution
The fourth proportional to 8,436,993.90, 12,652,878.84 and 3,044,961.84 is: 4,566,500.07
Step by Step Solution
- Step 1: Write the proportion equation
8,436,993.90 : 12,652,878.84 = 3,044,961.84 : x - Step 2: Convert to fraction form
8,436,993.90/12,652,878.84 = 3,044,961.84/x - Step 3: Cross multiply
8,436,993.90x = 12,652,878.84 × 3,044,961.84 - Step 4: Simplify right side
8,436,993.90x = 38,527,533,233,943.46 - Step 5: Solve for x
x = 38,527,533,233,943.46/8,436,993.90 - Step 6: Final answer
x = 4,566,500.07
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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.