Finding the Fourth Proportional to 29,316,059.65, 40,456,209.99 and 16,263,318.70
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Solution
The fourth proportional to 29,316,059.65, 40,456,209.99 and 16,263,318.70 is: 22,443,406.25
Step by Step Solution
- Step 1: Write the proportion equation
29,316,059.65 : 40,456,209.99 = 16,263,318.70 : x - Step 2: Convert to fraction form
29,316,059.65/40,456,209.99 = 16,263,318.70/x - Step 3: Cross multiply
29,316,059.65x = 40,456,209.99 × 16,263,318.70 - Step 4: Simplify right side
29,316,059.65x = 657,952,236,461,493.88 - Step 5: Solve for x
x = 657,952,236,461,493.88/29,316,059.65 - Step 6: Final answer
x = 22,443,406.25
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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.