Finding the Fourth Proportional to 17,770,157.28, 26,655,236.22 and 4,306,985.28
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Solution
The fourth proportional to 17,770,157.28, 26,655,236.22 and 4,306,985.28 is: 6,460,477.99
Step by Step Solution
- Step 1: Write the proportion equation
17,770,157.28 : 26,655,236.22 = 4,306,985.28 : x - Step 2: Convert to fraction form
17,770,157.28/26,655,236.22 = 4,306,985.28/x - Step 3: Cross multiply
17,770,157.28x = 26,655,236.22 × 4,306,985.28 - Step 4: Simplify right side
17,770,157.28x = 114,803,710,034,462.84 - Step 5: Solve for x
x = 114,803,710,034,462.84/17,770,157.28 - Step 6: Final answer
x = 6,460,477.99
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1.5x scale
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.