Finding the Fourth Proportional to 65,283,530.31, 97,921,752.39 and 19,841,781.87
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Solution
The fourth proportional to 65,283,530.31, 97,921,752.39 and 19,841,781.87 is: 29,761,595.95
Step by Step Solution
- Step 1: Write the proportion equation
65,283,530.31 : 97,921,752.39 = 19,841,781.87 : x - Step 2: Convert to fraction form
65,283,530.31/97,921,752.39 = 19,841,781.87/x - Step 3: Cross multiply
65,283,530.31x = 97,921,752.39 × 19,841,781.87 - Step 4: Simplify right side
65,283,530.31x = 1,942,942,051,250,531.25 - Step 5: Solve for x
x = 1,942,942,051,250,531.25/65,283,530.31 - Step 6: Final answer
x = 29,761,595.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.