Finding the Fourth Proportional to 50,864,420.96, 70,194,746.76 and 29,138,588
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Solution
The fourth proportional to 50,864,420.96, 70,194,746.76 and 29,138,588 is: 40,212,308.86
Step by Step Solution
- Step 1: Write the proportion equation
50,864,420.96 : 70,194,746.76 = 29,138,588 : x - Step 2: Convert to fraction form
50,864,420.96/70,194,746.76 = 29,138,588/x - Step 3: Cross multiply
50,864,420.96x = 70,194,746.76 × 29,138,588 - Step 4: Simplify right side
50,864,420.96x = 2,045,375,805,603,975 - Step 5: Solve for x
x = 2,045,375,805,603,975/50,864,420.96 - Step 6: Final answer
x = 40,212,308.86
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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.