Finding the Fourth Proportional to 48,492,817.79, 66,919,564.79 and 26,466,138.36
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Solution
The fourth proportional to 48,492,817.79, 66,919,564.79 and 26,466,138.36 is: 36,522,985.08
Step by Step Solution
- Step 1: Write the proportion equation
48,492,817.79 : 66,919,564.79 = 26,466,138.36 : x - Step 2: Convert to fraction form
48,492,817.79/66,919,564.79 = 26,466,138.36/x - Step 3: Cross multiply
48,492,817.79x = 66,919,564.79 × 26,466,138.36 - Step 4: Simplify right side
48,492,817.79x = 1,771,102,460,723,124.25 - Step 5: Solve for x
x = 1,771,102,460,723,124.25/48,492,817.79 - Step 6: Final answer
x = 36,522,985.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.