Finding the Fourth Proportional to 56,982,302.08, 78,605,251.16 and 34,662,112.18
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Solution
The fourth proportional to 56,982,302.08, 78,605,251.16 and 34,662,112.18 is: 47,815,267.80
Step by Step Solution
- Step 1: Write the proportion equation
56,982,302.08 : 78,605,251.16 = 34,662,112.18 : x - Step 2: Convert to fraction form
56,982,302.08/78,605,251.16 = 34,662,112.18/x - Step 3: Cross multiply
56,982,302.08x = 78,605,251.16 × 34,662,112.18 - Step 4: Simplify right side
56,982,302.08x = 2,724,624,033,644,995 - Step 5: Solve for x
x = 2,724,624,033,644,995/56,982,302.08 - Step 6: Final answer
x = 47,815,267.80
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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.