Finding the Fourth Proportional to 15,461,373.26, 23,184,126.59 and 8,178,763.70
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Solution
The fourth proportional to 15,461,373.26, 23,184,126.59 and 8,178,763.70 is: 12,263,948.99
Step by Step Solution
- Step 1: Write the proportion equation
15,461,373.26 : 23,184,126.59 = 8,178,763.70 : x - Step 2: Convert to fraction form
15,461,373.26/23,184,126.59 = 8,178,763.70/x - Step 3: Cross multiply
15,461,373.26x = 23,184,126.59 × 8,178,763.70 - Step 4: Simplify right side
15,461,373.26x = 189,617,492,970,496.78 - Step 5: Solve for x
x = 189,617,492,970,496.78/15,461,373.26 - Step 6: Final answer
x = 12,263,948.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.