Finding the Fourth Proportional to 14,378,377.60, 19,818,537.60 and 10,193,489.92
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Solution
The fourth proportional to 14,378,377.60, 19,818,537.60 and 10,193,489.92 is: 14,050,268.32
Step by Step Solution
- Step 1: Write the proportion equation
14,378,377.60 : 19,818,537.60 = 10,193,489.92 : x - Step 2: Convert to fraction form
14,378,377.60/19,818,537.60 = 10,193,489.92/x - Step 3: Cross multiply
14,378,377.60x = 19,818,537.60 × 10,193,489.92 - Step 4: Simplify right side
14,378,377.60x = 202,020,063,254,741 - Step 5: Solve for x
x = 202,020,063,254,741/14,378,377.60 - Step 6: Final answer
x = 14,050,268.32
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1.5x scale
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.