Finding the Fourth Proportional to 13,232,001.80, 19,848,002.70 and 4,256,553.80
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Solution
The fourth proportional to 13,232,001.80, 19,848,002.70 and 4,256,553.80 is: 6,384,830.70
Step by Step Solution
- Step 1: Write the proportion equation
13,232,001.80 : 19,848,002.70 = 4,256,553.80 : x - Step 2: Convert to fraction form
13,232,001.80/19,848,002.70 = 4,256,553.80/x - Step 3: Cross multiply
13,232,001.80x = 19,848,002.70 × 4,256,553.80 - Step 4: Simplify right side
13,232,001.80x = 84,484,091,315,095.25 - Step 5: Solve for x
x = 84,484,091,315,095.25/13,232,001.80 - Step 6: Final answer
x = 6,384,830.70
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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.