Finding the Fourth Proportional to 5,365,430.17, 8,050,295.49 and 1,953,954.07
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Solution
The fourth proportional to 5,365,430.17, 8,050,295.49 and 1,953,954.07 is: 2,931,714.17
Step by Step Solution
- Step 1: Write the proportion equation
5,365,430.17 : 8,050,295.49 = 1,953,954.07 : x - Step 2: Convert to fraction form
5,365,430.17/8,050,295.49 = 1,953,954.07/x - Step 3: Cross multiply
5,365,430.17x = 8,050,295.49 × 1,953,954.07 - Step 4: Simplify right side
5,365,430.17x = 15,729,907,637,388.14 - Step 5: Solve for x
x = 15,729,907,637,388.14/5,365,430.17 - Step 6: Final answer
x = 2,931,714.17
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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.