Finding the Fourth Proportional to 19,100,889.04, 28,652,455.68 and 5,452,986.64
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Solution
The fourth proportional to 19,100,889.04, 28,652,455.68 and 5,452,986.64 is: 8,179,800.31
Step by Step Solution
- Step 1: Write the proportion equation
19,100,889.04 : 28,652,455.68 = 5,452,986.64 : x - Step 2: Convert to fraction form
19,100,889.04/28,652,455.68 = 5,452,986.64/x - Step 3: Cross multiply
19,100,889.04x = 28,652,455.68 × 5,452,986.64 - Step 4: Simplify right side
19,100,889.04x = 156,241,458,026,232.09 - Step 5: Solve for x
x = 156,241,458,026,232.09/19,100,889.04 - Step 6: Final answer
x = 8,179,800.31
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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.