Finding the Fourth Proportional to 46,077,277.44, 69,119,885.16 and 11,998,685.28
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Solution
The fourth proportional to 46,077,277.44, 69,119,885.16 and 11,998,685.28 is: 17,999,061.46
Step by Step Solution
- Step 1: Write the proportion equation
46,077,277.44 : 69,119,885.16 = 11,998,685.28 : x - Step 2: Convert to fraction form
46,077,277.44/69,119,885.16 = 11,998,685.28/x - Step 3: Cross multiply
46,077,277.44x = 69,119,885.16 × 11,998,685.28 - Step 4: Simplify right side
46,077,277.44x = 829,347,748,624,582.38 - Step 5: Solve for x
x = 829,347,748,624,582.38/46,077,277.44 - Step 6: Final answer
x = 17,999,061.46
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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.