Finding the Fourth Proportional to 56,245,420.94, 84,350,620.72 and 19,845,283.17
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Solution
The fourth proportional to 56,245,420.94, 84,350,620.72 and 19,845,283.17 is: 29,761,746.39
Step by Step Solution
- Step 1: Write the proportion equation
56,245,420.94 : 84,350,620.72 = 19,845,283.17 : x - Step 2: Convert to fraction form
56,245,420.94/84,350,620.72 = 19,845,283.17/x - Step 3: Cross multiply
56,245,420.94x = 84,350,620.72 × 19,845,283.17 - Step 4: Simplify right side
56,245,420.94x = 1,673,961,953,620,318.50 - Step 5: Solve for x
x = 1,673,961,953,620,318.50/56,245,420.94 - Step 6: Final answer
x = 29,761,746.39
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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.