Finding the Fourth Proportional to 17,770,154.42, 26,655,231.92 and 4,306,982.42
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Solution
The fourth proportional to 17,770,154.42, 26,655,231.92 and 4,306,982.42 is: 6,460,473.70
Step by Step Solution
- Step 1: Write the proportion equation
17,770,154.42 : 26,655,231.92 = 4,306,982.42 : x - Step 2: Convert to fraction form
17,770,154.42/26,655,231.92 = 4,306,982.42/x - Step 3: Cross multiply
17,770,154.42x = 26,655,231.92 × 4,306,982.42 - Step 4: Simplify right side
17,770,154.42x = 114,803,615,280,462.86 - Step 5: Solve for x
x = 114,803,615,280,462.86/17,770,154.42 - Step 6: Final answer
x = 6,460,473.70
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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.