Finding the Fourth Proportional to 19,028,269.44, 26,259,029.76 and 10,326,443.52
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Solution
The fourth proportional to 19,028,269.44, 26,259,029.76 and 10,326,443.52 is: 14,250,501.79
Step by Step Solution
- Step 1: Write the proportion equation
19,028,269.44 : 26,259,029.76 = 10,326,443.52 : x - Step 2: Convert to fraction form
19,028,269.44/26,259,029.76 = 10,326,443.52/x - Step 3: Cross multiply
19,028,269.44x = 26,259,029.76 × 10,326,443.52 - Step 4: Simplify right side
19,028,269.44x = 271,162,387,706,639.16 - Step 5: Solve for x
x = 271,162,387,706,639.16/19,028,269.44 - Step 6: Final answer
x = 14,250,501.79
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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.