Finding the Fourth Proportional to 6,048,213.30, 8,346,987.09 and 3,331,970.10
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Solution
The fourth proportional to 6,048,213.30, 8,346,987.09 and 3,331,970.10 is: 4,598,368.15
Step by Step Solution
- Step 1: Write the proportion equation
6,048,213.30 : 8,346,987.09 = 3,331,970.10 : x - Step 2: Convert to fraction form
6,048,213.30/8,346,987.09 = 3,331,970.10/x - Step 3: Cross multiply
6,048,213.30x = 8,346,987.09 × 3,331,970.10 - Step 4: Simplify right side
6,048,213.30x = 27,811,911,408,966.01 - Step 5: Solve for x
x = 27,811,911,408,966.01/6,048,213.30 - Step 6: Final answer
x = 4,598,368.15
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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.