Finding the Fourth Proportional to 10,569,381.98, 15,850,184.19 and 3,651,101.36
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Solution
The fourth proportional to 10,569,381.98, 15,850,184.19 and 3,651,101.36 is: 5,475,308.69
Step by Step Solution
- Step 1: Write the proportion equation
10,569,381.98 : 15,850,184.19 = 3,651,101.36 : x - Step 2: Convert to fraction form
10,569,381.98/15,850,184.19 = 3,651,101.36/x - Step 3: Cross multiply
10,569,381.98x = 15,850,184.19 × 3,651,101.36 - Step 4: Simplify right side
10,569,381.98x = 57,870,628,973,108.58 - Step 5: Solve for x
x = 57,870,628,973,108.58/10,569,381.98 - Step 6: Final answer
x = 5,475,308.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.