Finding the Fourth Proportional to 47,156,749.60, 70,593,406.80 and 27,977,634.40
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Solution
The fourth proportional to 47,156,749.60, 70,593,406.80 and 27,977,634.40 is: 41,882,371.95
Step by Step Solution
- Step 1: Write the proportion equation
47,156,749.60 : 70,593,406.80 = 27,977,634.40 : x - Step 2: Convert to fraction form
47,156,749.60/70,593,406.80 = 27,977,634.40/x - Step 3: Cross multiply
47,156,749.60x = 70,593,406.80 × 27,977,634.40 - Step 4: Simplify right side
47,156,749.60x = 1,975,036,526,500,873.75 - Step 5: Solve for x
x = 1,975,036,526,500,873.75/47,156,749.60 - Step 6: Final answer
x = 41,882,371.95
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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.