Finding the Fourth Proportional to 9,982,525.33, 13,775,884.93 and 5,398,846.71
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Solution
The fourth proportional to 9,982,525.33, 13,775,884.93 and 5,398,846.71 is: 7,450,408.45
Step by Step Solution
- Step 1: Write the proportion equation
9,982,525.33 : 13,775,884.93 = 5,398,846.71 : x - Step 2: Convert to fraction form
9,982,525.33/13,775,884.93 = 5,398,846.71/x - Step 3: Cross multiply
9,982,525.33x = 13,775,884.93 × 5,398,846.71 - Step 4: Simplify right side
9,982,525.33x = 74,373,891,031,669.08 - Step 5: Solve for x
x = 74,373,891,031,669.08/9,982,525.33 - Step 6: Final answer
x = 7,450,408.45
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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.