Finding the Fourth Proportional to 10,120,932, 15,177,742.80 and 4,057,051.68
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Solution
The fourth proportional to 10,120,932, 15,177,742.80 and 4,057,051.68 is: 6,084,112.31
Step by Step Solution
- Step 1: Write the proportion equation
10,120,932 : 15,177,742.80 = 4,057,051.68 : x - Step 2: Convert to fraction form
10,120,932/15,177,742.80 = 4,057,051.68/x - Step 3: Cross multiply
10,120,932x = 15,177,742.80 × 4,057,051.68 - Step 4: Simplify right side
10,120,932x = 61,576,886,925,347.91 - Step 5: Solve for x
x = 61,576,886,925,347.91/10,120,932 - Step 6: Final answer
x = 6,084,112.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.