Finding the Fourth Proportional to 51,048,298.80, 76,579,446.60 and 16,966,090.80
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Solution
The fourth proportional to 51,048,298.80, 76,579,446.60 and 16,966,090.80 is: 25,451,462.14
Step by Step Solution
- Step 1: Write the proportion equation
51,048,298.80 : 76,579,446.60 = 16,966,090.80 : x - Step 2: Convert to fraction form
51,048,298.80/76,579,446.60 = 16,966,090.80/x - Step 3: Cross multiply
51,048,298.80x = 76,579,446.60 × 16,966,090.80 - Step 4: Simplify right side
51,048,298.80x = 1,299,253,844,429,351.25 - Step 5: Solve for x
x = 1,299,253,844,429,351.25/51,048,298.80 - Step 6: Final answer
x = 25,451,462.14
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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.