Finding the Fourth Proportional to 13,019,555.68, 19,533,125.49 and 5,829,407.98
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Solution
The fourth proportional to 13,019,555.68, 19,533,125.49 and 5,829,407.98 is: 8,745,809.80
Step by Step Solution
- Step 1: Write the proportion equation
13,019,555.68 : 19,533,125.49 = 5,829,407.98 : x - Step 2: Convert to fraction form
13,019,555.68/19,533,125.49 = 5,829,407.98/x - Step 3: Cross multiply
13,019,555.68x = 19,533,125.49 × 5,829,407.98 - Step 4: Simplify right side
13,019,555.68x = 113,866,557,605,747.41 - Step 5: Solve for x
x = 113,866,557,605,747.41/13,019,555.68 - Step 6: Final answer
x = 8,745,809.80
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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.