Finding the Fourth Proportional to 14,857,355.40, 22,273,073.10 and 5,765,656.20
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Solution
The fourth proportional to 14,857,355.40, 22,273,073.10 and 5,765,656.20 is: 8,643,454.95
Step by Step Solution
- Step 1: Write the proportion equation
14,857,355.40 : 22,273,073.10 = 5,765,656.20 : x - Step 2: Convert to fraction form
14,857,355.40/22,273,073.10 = 5,765,656.20/x - Step 3: Cross multiply
14,857,355.40x = 22,273,073.10 × 5,765,656.20 - Step 4: Simplify right side
14,857,355.40x = 128,418,882,012,068.23 - Step 5: Solve for x
x = 128,418,882,012,068.23/14,857,355.40 - Step 6: Final answer
x = 8,643,454.95
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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.