Finding the Fourth Proportional to 10,011,914.56, 15,008,965.26 and 3,620,746
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Solution
The fourth proportional to 10,011,914.56, 15,008,965.26 and 3,620,746 is: 5,427,897.99
Step by Step Solution
- Step 1: Write the proportion equation
10,011,914.56 : 15,008,965.26 = 3,620,746 : x - Step 2: Convert to fraction form
10,011,914.56/15,008,965.26 = 3,620,746/x - Step 3: Cross multiply
10,011,914.56x = 15,008,965.26 × 3,620,746 - Step 4: Simplify right side
10,011,914.56x = 54,343,650,929,283.96 - Step 5: Solve for x
x = 54,343,650,929,283.96/10,011,914.56 - Step 6: Final answer
x = 5,427,897.99
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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.