Finding the Fourth Proportional to 5,000,556.45, 6,900,801.04 and 2,708,717.14
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Solution
The fourth proportional to 5,000,556.45, 6,900,801.04 and 2,708,717.14 is: 3,738,047.60
Step by Step Solution
- Step 1: Write the proportion equation
5,000,556.45 : 6,900,801.04 = 2,708,717.14 : x - Step 2: Convert to fraction form
5,000,556.45/6,900,801.04 = 2,708,717.14/x - Step 3: Cross multiply
5,000,556.45x = 6,900,801.04 × 2,708,717.14 - Step 4: Simplify right side
5,000,556.45x = 18,692,318,056,777.83 - Step 5: Solve for x
x = 18,692,318,056,777.83/5,000,556.45 - Step 6: Final answer
x = 3,738,047.60
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1.5x scale
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.