Finding the Fourth Proportional to 38,243,313.44, 57,368,438.58 and 10,578,964.16
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Solution
The fourth proportional to 38,243,313.44, 57,368,438.58 and 10,578,964.16 is: 15,869,405.68
Step by Step Solution
- Step 1: Write the proportion equation
38,243,313.44 : 57,368,438.58 = 10,578,964.16 : x - Step 2: Convert to fraction form
38,243,313.44/57,368,438.58 = 10,578,964.16/x - Step 3: Cross multiply
38,243,313.44x = 57,368,438.58 × 10,578,964.16 - Step 4: Simplify right side
38,243,313.44x = 606,898,655,652,981.25 - Step 5: Solve for x
x = 606,898,655,652,981.25/38,243,313.44 - Step 6: Final answer
x = 15,869,405.68
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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.