Finding the Fourth Proportional to 15,038,868.76, 22,551,304.74 and 5,453,860.12
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Solution
The fourth proportional to 15,038,868.76, 22,551,304.74 and 5,453,860.12 is: 8,178,252.20
Step by Step Solution
- Step 1: Write the proportion equation
15,038,868.76 : 22,551,304.74 = 5,453,860.12 : x - Step 2: Convert to fraction form
15,038,868.76/22,551,304.74 = 5,453,860.12/x - Step 3: Cross multiply
15,038,868.76x = 22,551,304.74 × 5,453,860.12 - Step 4: Simplify right side
15,038,868.76x = 122,991,661,575,452.97 - Step 5: Solve for x
x = 122,991,661,575,452.97/15,038,868.76 - Step 6: Final answer
x = 8,178,252.20
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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.