Finding the Fourth Proportional to 8,995,554.17, 13,493,320.78 and 2,930,276.11
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Solution
The fourth proportional to 8,995,554.17, 13,493,320.78 and 2,930,276.11 is: 4,395,410.75
Step by Step Solution
- Step 1: Write the proportion equation
8,995,554.17 : 13,493,320.78 = 2,930,276.11 : x - Step 2: Convert to fraction form
8,995,554.17/13,493,320.78 = 2,930,276.11/x - Step 3: Cross multiply
8,995,554.17x = 13,493,320.78 × 2,930,276.11 - Step 4: Simplify right side
8,995,554.17x = 39,539,155,526,200.56 - Step 5: Solve for x
x = 39,539,155,526,200.56/8,995,554.17 - Step 6: Final answer
x = 4,395,410.75
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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.