Finding the Fourth Proportional to 5,615,131.01, 7,748,886.06 and 3,036,811.70
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Solution
The fourth proportional to 5,615,131.01, 7,748,886.06 and 3,036,811.70 is: 4,190,803.00
Step by Step Solution
- Step 1: Write the proportion equation
5,615,131.01 : 7,748,886.06 = 3,036,811.70 : x - Step 2: Convert to fraction form
5,615,131.01/7,748,886.06 = 3,036,811.70/x - Step 3: Cross multiply
5,615,131.01x = 7,748,886.06 × 3,036,811.70 - Step 4: Simplify right side
5,615,131.01x = 23,531,907,868,347.12 - Step 5: Solve for x
x = 23,531,907,868,347.12/5,615,131.01 - Step 6: Final answer
x = 4,190,803.00
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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.