Finding the Fourth Proportional to 31,650,176.21, 47,475,297.11 and 10,084,759.70
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Solution
The fourth proportional to 31,650,176.21, 47,475,297.11 and 10,084,759.70 is: 15,127,149.99
Step by Step Solution
- Step 1: Write the proportion equation
31,650,176.21 : 47,475,297.11 = 10,084,759.70 : x - Step 2: Convert to fraction form
31,650,176.21/47,475,297.11 = 10,084,759.70/x - Step 3: Cross multiply
31,650,176.21x = 47,475,297.11 × 10,084,759.70 - Step 4: Simplify right side
31,650,176.21x = 478,776,962,752,654.19 - Step 5: Solve for x
x = 478,776,962,752,654.19/31,650,176.21 - Step 6: Final answer
x = 15,127,149.99
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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.