Finding the Fourth Proportional to 17,914,641.48, 26,872,031.16 and 5,450,968.44
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Solution
The fourth proportional to 17,914,641.48, 26,872,031.16 and 5,450,968.44 is: 8,176,473.64
Step by Step Solution
- Step 1: Write the proportion equation
17,914,641.48 : 26,872,031.16 = 5,450,968.44 : x - Step 2: Convert to fraction form
17,914,641.48/26,872,031.16 = 5,450,968.44/x - Step 3: Cross multiply
17,914,641.48x = 26,872,031.16 × 5,450,968.44 - Step 4: Simplify right side
17,914,641.48x = 146,478,593,771,856.59 - Step 5: Solve for x
x = 146,478,593,771,856.59/17,914,641.48 - Step 6: Final answer
x = 8,176,473.64
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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.