Finding the Fourth Proportional to 14,324,937.36, 21,480,106.02 and 7,038,881.25
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Solution
The fourth proportional to 14,324,937.36, 21,480,106.02 and 7,038,881.25 is: 10,554,734.85
Step by Step Solution
- Step 1: Write the proportion equation
14,324,937.36 : 21,480,106.02 = 7,038,881.25 : x - Step 2: Convert to fraction form
14,324,937.36/21,480,106.02 = 7,038,881.25/x - Step 3: Cross multiply
14,324,937.36x = 21,480,106.02 × 7,038,881.25 - Step 4: Simplify right side
14,324,937.36x = 151,195,915,512,190.12 - Step 5: Solve for x
x = 151,195,915,512,190.12/14,324,937.36 - Step 6: Final answer
x = 10,554,734.85
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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.