Finding the Fourth Proportional to 64,471,506.84, 88,969,844.34 and 35,102,503.08
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Solution
The fourth proportional to 64,471,506.84, 88,969,844.34 and 35,102,503.08 is: 48,440,999.57
Step by Step Solution
- Step 1: Write the proportion equation
64,471,506.84 : 88,969,844.34 = 35,102,503.08 : x - Step 2: Convert to fraction form
64,471,506.84/88,969,844.34 = 35,102,503.08/x - Step 3: Cross multiply
64,471,506.84x = 88,969,844.34 × 35,102,503.08 - Step 4: Simplify right side
64,471,506.84x = 3,123,064,234,971,970.50 - Step 5: Solve for x
x = 3,123,064,234,971,970.50/64,471,506.84 - Step 6: Final answer
x = 48,440,999.57
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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.