Finding the Fourth Proportional to 6,332,419.98, 8,739,677.49 and 4,009,528.41
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Solution
The fourth proportional to 6,332,419.98, 8,739,677.49 and 4,009,528.41 is: 5,533,743.07
Step by Step Solution
- Step 1: Write the proportion equation
6,332,419.98 : 8,739,677.49 = 4,009,528.41 : x - Step 2: Convert to fraction form
6,332,419.98/8,739,677.49 = 4,009,528.41/x - Step 3: Cross multiply
6,332,419.98x = 8,739,677.49 × 4,009,528.41 - Step 4: Simplify right side
6,332,419.98x = 35,041,985,190,392.49 - Step 5: Solve for x
x = 35,041,985,190,392.49/6,332,419.98 - Step 6: Final answer
x = 5,533,743.07
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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.