Finding the Fourth Proportional to 77,346,096.21, 116,019,175.23 and 19,054,908.09
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Solution
The fourth proportional to 77,346,096.21, 116,019,175.23 and 19,054,908.09 is: 28,582,369.75
Step by Step Solution
- Step 1: Write the proportion equation
77,346,096.21 : 116,019,175.23 = 19,054,908.09 : x - Step 2: Convert to fraction form
77,346,096.21/116,019,175.23 = 19,054,908.09/x - Step 3: Cross multiply
77,346,096.21x = 116,019,175.23 × 19,054,908.09 - Step 4: Simplify right side
77,346,096.21x = 2,210,734,720,685,254.75 - Step 5: Solve for x
x = 2,210,734,720,685,254.75/77,346,096.21 - Step 6: Final answer
x = 28,582,369.75
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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.