Finding the Fourth Proportional to 19,027,647.99, 26,258,171.09 and 10,325,820.69
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Solution
The fourth proportional to 19,027,647.99, 26,258,171.09 and 10,325,820.69 is: 14,249,641.70
Step by Step Solution
- Step 1: Write the proportion equation
19,027,647.99 : 26,258,171.09 = 10,325,820.69 : x - Step 2: Convert to fraction form
19,027,647.99/26,258,171.09 = 10,325,820.69/x - Step 3: Cross multiply
19,027,647.99x = 26,258,171.09 × 10,325,820.69 - Step 4: Simplify right side
19,027,647.99x = 271,137,166,271,052.75 - Step 5: Solve for x
x = 271,137,166,271,052.75/19,027,647.99 - Step 6: Final answer
x = 14,249,641.70
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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.