Finding the Fourth Proportional to 7,649,744.76, 10,556,686.26 and 4,386,682.44
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Solution
The fourth proportional to 7,649,744.76, 10,556,686.26 and 4,386,682.44 is: 6,053,643.84
Step by Step Solution
- Step 1: Write the proportion equation
7,649,744.76 : 10,556,686.26 = 4,386,682.44 : x - Step 2: Convert to fraction form
7,649,744.76/10,556,686.26 = 4,386,682.44/x - Step 3: Cross multiply
7,649,744.76x = 10,556,686.26 × 4,386,682.44 - Step 4: Simplify right side
7,649,744.76x = 46,308,830,241,331.28 - Step 5: Solve for x
x = 46,308,830,241,331.28/7,649,744.76 - Step 6: Final answer
x = 6,053,643.84
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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.