Finding the Fourth Proportional to 47,271,277.35, 65,239,378.01 and 27,708,601.99
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Solution
The fourth proportional to 47,271,277.35, 65,239,378.01 and 27,708,601.99 is: 38,240,810.50
Step by Step Solution
- Step 1: Write the proportion equation
47,271,277.35 : 65,239,378.01 = 27,708,601.99 : x - Step 2: Convert to fraction form
47,271,277.35/65,239,378.01 = 27,708,601.99/x - Step 3: Cross multiply
47,271,277.35x = 65,239,378.01 × 27,708,601.99 - Step 4: Simplify right side
47,271,277.35x = 1,807,691,959,260,421.50 - Step 5: Solve for x
x = 1,807,691,959,260,421.50/47,271,277.35 - Step 6: Final answer
x = 38,240,810.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.