Finding the Fourth Proportional to 32,386,671.55, 48,588,515.60 and 11,639,204.43
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Solution
The fourth proportional to 32,386,671.55, 48,588,515.60 and 11,639,204.43 is: 17,461,864.37
Step by Step Solution
- Step 1: Write the proportion equation
32,386,671.55 : 48,588,515.60 = 11,639,204.43 : x - Step 2: Convert to fraction form
32,386,671.55/48,588,515.60 = 11,639,204.43/x - Step 3: Cross multiply
32,386,671.55x = 48,588,515.60 × 11,639,204.43 - Step 4: Simplify right side
32,386,671.55x = 565,531,666,018,644.12 - Step 5: Solve for x
x = 565,531,666,018,644.12/32,386,671.55 - Step 6: Final answer
x = 17,461,864.37
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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.