Finding the Fourth Proportional to 6,190,966.55, 8,544,321.94 and 3,743,594.95
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Solution
The fourth proportional to 6,190,966.55, 8,544,321.94 and 3,743,594.95 is: 5,166,637.59
Step by Step Solution
- Step 1: Write the proportion equation
6,190,966.55 : 8,544,321.94 = 3,743,594.95 : x - Step 2: Convert to fraction form
6,190,966.55/8,544,321.94 = 3,743,594.95/x - Step 3: Cross multiply
6,190,966.55x = 8,544,321.94 × 3,743,594.95 - Step 4: Simplify right side
6,190,966.55x = 31,986,480,465,758.20 - Step 5: Solve for x
x = 31,986,480,465,758.20/6,190,966.55 - Step 6: Final answer
x = 5,166,637.59
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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.