Finding the Fourth Proportional to 29,232,178.75, 40,298,819.74 and 19,927,808.68
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Solution
The fourth proportional to 29,232,178.75, 40,298,819.74 and 19,927,808.68 is: 27,472,025.84
Step by Step Solution
- Step 1: Write the proportion equation
29,232,178.75 : 40,298,819.74 = 19,927,808.68 : x - Step 2: Convert to fraction form
29,232,178.75/40,298,819.74 = 19,927,808.68/x - Step 3: Cross multiply
29,232,178.75x = 40,298,819.74 × 19,927,808.68 - Step 4: Simplify right side
29,232,178.75x = 803,067,169,845,615 - Step 5: Solve for x
x = 803,067,169,845,615/29,232,178.75 - Step 6: Final answer
x = 27,472,025.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.