Finding the Fourth Proportional to 79,837,817.49, 119,763,517.28 and 22,330,127.61
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Solution
The fourth proportional to 79,837,817.49, 119,763,517.28 and 22,330,127.61 is: 33,497,090.83
Step by Step Solution
- Step 1: Write the proportion equation
79,837,817.49 : 119,763,517.28 = 22,330,127.61 : x - Step 2: Convert to fraction form
79,837,817.49/119,763,517.28 = 22,330,127.61/x - Step 3: Cross multiply
79,837,817.49x = 119,763,517.28 × 22,330,127.61 - Step 4: Simplify right side
79,837,817.49x = 2,674,334,623,773,189.50 - Step 5: Solve for x
x = 2,674,334,623,773,189.50/79,837,817.49 - Step 6: Final answer
x = 33,497,090.83
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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.