Finding the Fourth Proportional to 33,164,356.44, 49,753,325.70 and 13,995,116.76
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Solution
The fourth proportional to 33,164,356.44, 49,753,325.70 and 13,995,116.76 is: 20,995,540.91
Step by Step Solution
- Step 1: Write the proportion equation
33,164,356.44 : 49,753,325.70 = 13,995,116.76 : x - Step 2: Convert to fraction form
33,164,356.44/49,753,325.70 = 13,995,116.76/x - Step 3: Cross multiply
33,164,356.44x = 49,753,325.70 × 13,995,116.76 - Step 4: Simplify right side
33,164,356.44x = 696,303,602,369,808.75 - Step 5: Solve for x
x = 696,303,602,369,808.75/33,164,356.44 - Step 6: Final answer
x = 20,995,540.91
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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.