Finding the Fourth Proportional to 19,991,023.44, 29,986,534.52 and 4,844,954.96
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Solution
The fourth proportional to 19,991,023.44, 29,986,534.52 and 4,844,954.96 is: 7,267,432.28
Step by Step Solution
- Step 1: Write the proportion equation
19,991,023.44 : 29,986,534.52 = 4,844,954.96 : x - Step 2: Convert to fraction form
19,991,023.44/29,986,534.52 = 4,844,954.96/x - Step 3: Cross multiply
19,991,023.44x = 29,986,534.52 × 4,844,954.96 - Step 4: Simplify right side
19,991,023.44x = 145,283,409,155,885.22 - Step 5: Solve for x
x = 145,283,409,155,885.22/19,991,023.44 - Step 6: Final answer
x = 7,267,432.28
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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.