Finding the Fourth Proportional to 48,998,213.60, 73,497,320.40 and 34,385,554.40
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Solution
The fourth proportional to 48,998,213.60, 73,497,320.40 and 34,385,554.40 is: 51,578,331.60
Step by Step Solution
- Step 1: Write the proportion equation
48,998,213.60 : 73,497,320.40 = 34,385,554.40 : x - Step 2: Convert to fraction form
48,998,213.60/73,497,320.40 = 34,385,554.40/x - Step 3: Cross multiply
48,998,213.60x = 73,497,320.40 × 34,385,554.40 - Step 4: Simplify right side
48,998,213.60x = 2,527,246,108,868,430 - Step 5: Solve for x
x = 2,527,246,108,868,430/48,998,213.60 - Step 6: Final answer
x = 51,578,331.60
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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.