Finding the Fourth Proportional to 10,530,922.36, 15,793,253.70 and 4,465,564.60
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Solution
The fourth proportional to 10,530,922.36, 15,793,253.70 and 4,465,564.60 is: 6,697,019.71
Step by Step Solution
- Step 1: Write the proportion equation
10,530,922.36 : 15,793,253.70 = 4,465,564.60 : x - Step 2: Convert to fraction form
10,530,922.36/15,793,253.70 = 4,465,564.60/x - Step 3: Cross multiply
10,530,922.36x = 15,793,253.70 × 4,465,564.60 - Step 4: Simplify right side
10,530,922.36x = 70,525,794,641,539.02 - Step 5: Solve for x
x = 70,525,794,641,539.02/10,530,922.36 - Step 6: Final answer
x = 6,697,019.71
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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.