Finding the Fourth Proportional to 13,142,201.59, 19,713,998.58 and 4,050,543.70
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Solution
The fourth proportional to 13,142,201.59, 19,713,998.58 and 4,050,543.70 is: 6,076,030.12
Step by Step Solution
- Step 1: Write the proportion equation
13,142,201.59 : 19,713,998.58 = 4,050,543.70 : x - Step 2: Convert to fraction form
13,142,201.59/19,713,998.58 = 4,050,543.70/x - Step 3: Cross multiply
13,142,201.59x = 19,713,998.58 × 4,050,543.70 - Step 4: Simplify right side
13,142,201.59x = 79,852,412,750,027.94 - Step 5: Solve for x
x = 79,852,412,750,027.94/13,142,201.59 - Step 6: Final answer
x = 6,076,030.12
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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.