Finding the Fourth Proportional to 64,782,915.88, 97,174,558.20 and 18,728,534.08
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Solution
The fourth proportional to 64,782,915.88, 97,174,558.20 and 18,728,534.08 is: 28,092,854.42
Step by Step Solution
- Step 1: Write the proportion equation
64,782,915.88 : 97,174,558.20 = 18,728,534.08 : x - Step 2: Convert to fraction form
64,782,915.88/97,174,558.20 = 18,728,534.08/x - Step 3: Cross multiply
64,782,915.88x = 97,174,558.20 × 18,728,534.08 - Step 4: Simplify right side
64,782,915.88x = 1,819,937,024,957,643.25 - Step 5: Solve for x
x = 1,819,937,024,957,643.25/64,782,915.88 - Step 6: Final answer
x = 28,092,854.42
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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.