Finding the Fourth Proportional to 21,348,595.83, 32,024,862.35 and 6,971,738.97
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Solution
The fourth proportional to 21,348,595.83, 32,024,862.35 and 6,971,738.97 is: 10,458,251.34
Step by Step Solution
- Step 1: Write the proportion equation
21,348,595.83 : 32,024,862.35 = 6,971,738.97 : x - Step 2: Convert to fraction form
21,348,595.83/32,024,862.35 = 6,971,738.97/x - Step 3: Cross multiply
21,348,595.83x = 32,024,862.35 × 6,971,738.97 - Step 4: Simplify right side
21,348,595.83x = 223,268,980,854,380.78 - Step 5: Solve for x
x = 223,268,980,854,380.78/21,348,595.83 - Step 6: Final answer
x = 10,458,251.34
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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.