Finding the Fourth Proportional to 22,996,865.80, 34,495,298.70 and 11,659,457.80
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Solution
The fourth proportional to 22,996,865.80, 34,495,298.70 and 11,659,457.80 is: 17,489,186.70
Step by Step Solution
- Step 1: Write the proportion equation
22,996,865.80 : 34,495,298.70 = 11,659,457.80 : x - Step 2: Convert to fraction form
22,996,865.80/34,495,298.70 = 11,659,457.80/x - Step 3: Cross multiply
22,996,865.80x = 34,495,298.70 × 11,659,457.80 - Step 4: Simplify right side
22,996,865.80x = 402,196,479,491,044.94 - Step 5: Solve for x
x = 402,196,479,491,044.94/22,996,865.80 - Step 6: Final answer
x = 17,489,186.70
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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.