Finding the Fourth Proportional to 17,497,787.10, 26,246,680.65 and 13,246,259.10
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Solution
The fourth proportional to 17,497,787.10, 26,246,680.65 and 13,246,259.10 is: 19,869,388.65
Step by Step Solution
- Step 1: Write the proportion equation
17,497,787.10 : 26,246,680.65 = 13,246,259.10 : x - Step 2: Convert to fraction form
17,497,787.10/26,246,680.65 = 13,246,259.10/x - Step 3: Cross multiply
17,497,787.10x = 26,246,680.65 × 13,246,259.10 - Step 4: Simplify right side
17,497,787.10x = 347,670,332,404,856.38 - Step 5: Solve for x
x = 347,670,332,404,856.38/17,497,787.10 - Step 6: Final answer
x = 19,869,388.65
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1.5x scale
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.