Finding the Fourth Proportional to 10,215,029.98, 15,322,828.37 and 2,538,364.73
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Solution
The fourth proportional to 10,215,029.98, 15,322,828.37 and 2,538,364.73 is: 3,807,617.52
Step by Step Solution
- Step 1: Write the proportion equation
10,215,029.98 : 15,322,828.37 = 2,538,364.73 : x - Step 2: Convert to fraction form
10,215,029.98/15,322,828.37 = 2,538,364.73/x - Step 3: Cross multiply
10,215,029.98x = 15,322,828.37 × 2,538,364.73 - Step 4: Simplify right side
10,215,029.98x = 38,894,927,123,866.64 - Step 5: Solve for x
x = 38,894,927,123,866.64/10,215,029.98 - Step 6: Final answer
x = 3,807,617.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.