Finding the Fourth Proportional to 15,514,009.38, 23,263,228.35 and 9,039,177.18
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Solution
The fourth proportional to 15,514,009.38, 23,263,228.35 and 9,039,177.18 is: 13,554,229.45
Step by Step Solution
- Step 1: Write the proportion equation
15,514,009.38 : 23,263,228.35 = 9,039,177.18 : x - Step 2: Convert to fraction form
15,514,009.38/23,263,228.35 = 9,039,177.18/x - Step 3: Cross multiply
15,514,009.38x = 23,263,228.35 × 9,039,177.18 - Step 4: Simplify right side
15,514,009.38x = 210,280,442,834,449.06 - Step 5: Solve for x
x = 210,280,442,834,449.06/15,514,009.38 - Step 6: Final answer
x = 13,554,229.45
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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.