Finding the Fourth Proportional to 63,483,830.28, 87,608,593.64 and 47,560,701.54
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Solution
The fourth proportional to 63,483,830.28, 87,608,593.64 and 47,560,701.54 is: 65,634,448.27
Step by Step Solution
- Step 1: Write the proportion equation
63,483,830.28 : 87,608,593.64 = 47,560,701.54 : x - Step 2: Convert to fraction form
63,483,830.28/87,608,593.64 = 47,560,701.54/x - Step 3: Cross multiply
63,483,830.28x = 87,608,593.64 × 47,560,701.54 - Step 4: Simplify right side
63,483,830.28x = 4,166,726,174,451,182 - Step 5: Solve for x
x = 4,166,726,174,451,182/63,483,830.28 - Step 6: Final answer
x = 65,634,448.27
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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.