Finding the Fourth Proportional to 8,341,319.80, 12,496,233.30 and 4,283,997.40
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Solution
The fourth proportional to 8,341,319.80, 12,496,233.30 and 4,283,997.40 is: 6,417,908.95
Step by Step Solution
- Step 1: Write the proportion equation
8,341,319.80 : 12,496,233.30 = 4,283,997.40 : x - Step 2: Convert to fraction form
8,341,319.80/12,496,233.30 = 4,283,997.40/x - Step 3: Cross multiply
8,341,319.80x = 12,496,233.30 × 4,283,997.40 - Step 4: Simplify right side
8,341,319.80x = 53,533,830,966,993.43 - Step 5: Solve for x
x = 53,533,830,966,993.43/8,341,319.80 - Step 6: Final answer
x = 6,417,908.95
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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.