Finding the Fourth Proportional to 7,445,834.58, 10,274,132.49 and 4,182,024.09
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Solution
The fourth proportional to 7,445,834.58, 10,274,132.49 and 4,182,024.09 is: 5,770,564.62
Step by Step Solution
- Step 1: Write the proportion equation
7,445,834.58 : 10,274,132.49 = 4,182,024.09 : x - Step 2: Convert to fraction form
7,445,834.58/10,274,132.49 = 4,182,024.09/x - Step 3: Cross multiply
7,445,834.58x = 10,274,132.49 × 4,182,024.09 - Step 4: Simplify right side
7,445,834.58x = 42,966,669,577,031.68 - Step 5: Solve for x
x = 42,966,669,577,031.68/7,445,834.58 - Step 6: Final answer
x = 5,770,564.62
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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.