Finding the Fourth Proportional to 53,506,668.28, 73,839,580.17 and 29,060,382.28
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Solution
The fourth proportional to 53,506,668.28, 73,839,580.17 and 29,060,382.28 is: 40,103,532.81
Step by Step Solution
- Step 1: Write the proportion equation
53,506,668.28 : 73,839,580.17 = 29,060,382.28 : x - Step 2: Convert to fraction form
53,506,668.28/73,839,580.17 = 29,060,382.28/x - Step 3: Cross multiply
53,506,668.28x = 73,839,580.17 × 29,060,382.28 - Step 4: Simplify right side
53,506,668.28x = 2,145,806,427,134,907.50 - Step 5: Solve for x
x = 2,145,806,427,134,907.50/53,506,668.28 - Step 6: Final answer
x = 40,103,532.81
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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.