Finding the Fourth Proportional to 8,655,554.80, 12,983,332.20 and 3,606,209.20
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Solution
The fourth proportional to 8,655,554.80, 12,983,332.20 and 3,606,209.20 is: 5,409,313.80
Step by Step Solution
- Step 1: Write the proportion equation
8,655,554.80 : 12,983,332.20 = 3,606,209.20 : x - Step 2: Convert to fraction form
8,655,554.80/12,983,332.20 = 3,606,209.20/x - Step 3: Cross multiply
8,655,554.80x = 12,983,332.20 × 3,606,209.20 - Step 4: Simplify right side
8,655,554.80x = 46,820,612,026,296.24 - Step 5: Solve for x
x = 46,820,612,026,296.24/8,655,554.80 - Step 6: Final answer
x = 5,409,313.80
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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.