Finding the Fourth Proportional to 52,327,534.50, 78,485,312.66 and 13,992,037.97
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Solution
The fourth proportional to 52,327,534.50, 78,485,312.66 and 13,992,037.97 is: 20,986,455.50
Step by Step Solution
- Step 1: Write the proportion equation
52,327,534.50 : 78,485,312.66 = 13,992,037.97 : x - Step 2: Convert to fraction form
52,327,534.50/78,485,312.66 = 13,992,037.97/x - Step 3: Cross multiply
52,327,534.50x = 78,485,312.66 × 13,992,037.97 - Step 4: Simplify right side
52,327,534.50x = 1,098,169,474,363,655 - Step 5: Solve for x
x = 1,098,169,474,363,655/52,327,534.50 - Step 6: Final answer
x = 20,986,455.50
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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.