Finding the Fourth Proportional to 75,390,854.01, 104,043,822.63 and 56,773,147.19
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Solution
The fourth proportional to 75,390,854.01, 104,043,822.63 and 56,773,147.19 is: 78,350,289.75
Step by Step Solution
- Step 1: Write the proportion equation
75,390,854.01 : 104,043,822.63 = 56,773,147.19 : x - Step 2: Convert to fraction form
75,390,854.01/104,043,822.63 = 56,773,147.19/x - Step 3: Cross multiply
75,390,854.01x = 104,043,822.63 × 56,773,147.19 - Step 4: Simplify right side
75,390,854.01x = 5,906,895,255,863,024 - Step 5: Solve for x
x = 5,906,895,255,863,024/75,390,854.01 - Step 6: Final answer
x = 78,350,289.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.