Finding the Fourth Proportional to 5,615,380.08, 7,749,298.98 and 3,167,982.84
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Solution
The fourth proportional to 5,615,380.08, 7,749,298.98 and 3,167,982.84 is: 4,371,858.33
Step by Step Solution
- Step 1: Write the proportion equation
5,615,380.08 : 7,749,298.98 = 3,167,982.84 : x - Step 2: Convert to fraction form
5,615,380.08/7,749,298.98 = 3,167,982.84/x - Step 3: Cross multiply
5,615,380.08x = 7,749,298.98 × 3,167,982.84 - Step 4: Simplify right side
5,615,380.08x = 24,549,646,190,669.50 - Step 5: Solve for x
x = 24,549,646,190,669.50/5,615,380.08 - Step 6: Final answer
x = 4,371,858.33
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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.