Finding the Fourth Proportional to 7,574,050.80, 10,452,273.21 and 4,136,392.98
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Solution
The fourth proportional to 7,574,050.80, 10,452,273.21 and 4,136,392.98 is: 5,708,267.70
Step by Step Solution
- Step 1: Write the proportion equation
7,574,050.80 : 10,452,273.21 = 4,136,392.98 : x - Step 2: Convert to fraction form
7,574,050.80/10,452,273.21 = 4,136,392.98/x - Step 3: Cross multiply
7,574,050.80x = 10,452,273.21 × 4,136,392.98 - Step 4: Simplify right side
7,574,050.80x = 43,234,709,530,886.07 - Step 5: Solve for x
x = 43,234,709,530,886.07/7,574,050.80 - Step 6: Final answer
x = 5,708,267.70
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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.