Finding the Fourth Proportional to 5,009,153.98, 6,912,645.78 and 2,717,314.66
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Solution
The fourth proportional to 5,009,153.98, 6,912,645.78 and 2,717,314.66 is: 3,749,901.44
Step by Step Solution
- Step 1: Write the proportion equation
5,009,153.98 : 6,912,645.78 = 2,717,314.66 : x - Step 2: Convert to fraction form
5,009,153.98/6,912,645.78 = 2,717,314.66/x - Step 3: Cross multiply
5,009,153.98x = 6,912,645.78 × 2,717,314.66 - Step 4: Simplify right side
5,009,153.98x = 18,783,833,717,381.14 - Step 5: Solve for x
x = 18,783,833,717,381.14/5,009,153.98 - Step 6: Final answer
x = 3,749,901.44
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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.