Finding the Fourth Proportional to 7,243,032.60, 10,866,006.90 and 2,125,452.60
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Solution
The fourth proportional to 7,243,032.60, 10,866,006.90 and 2,125,452.60 is: 3,188,606.75
Step by Step Solution
- Step 1: Write the proportion equation
7,243,032.60 : 10,866,006.90 = 2,125,452.60 : x - Step 2: Convert to fraction form
7,243,032.60/10,866,006.90 = 2,125,452.60/x - Step 3: Cross multiply
7,243,032.60x = 10,866,006.90 × 2,125,452.60 - Step 4: Simplify right side
7,243,032.60x = 23,095,182,617,222.94 - Step 5: Solve for x
x = 23,095,182,617,222.94/7,243,032.60 - Step 6: Final answer
x = 3,188,606.75
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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.