Finding the Fourth Proportional to 43,193,748, 64,814,536.80 and 25,879,399.68
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Solution
The fourth proportional to 43,193,748, 64,814,536.80 and 25,879,399.68 is: 38,833,428.00
Step by Step Solution
- Step 1: Write the proportion equation
43,193,748 : 64,814,536.80 = 25,879,399.68 : x - Step 2: Convert to fraction form
43,193,748/64,814,536.80 = 25,879,399.68/x - Step 3: Cross multiply
43,193,748x = 64,814,536.80 × 25,879,399.68 - Step 4: Simplify right side
43,193,748x = 1,677,361,302,921,268.25 - Step 5: Solve for x
x = 1,677,361,302,921,268.25/43,193,748 - Step 6: Final answer
x = 38,833,428.00
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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.