Finding the Fourth Proportional to 22,914,829.76, 31,623,296.58 and 13,127,165.60
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Solution
The fourth proportional to 22,914,829.76, 31,623,296.58 and 13,127,165.60 is: 18,115,964.87
Step by Step Solution
- Step 1: Write the proportion equation
22,914,829.76 : 31,623,296.58 = 13,127,165.60 : x - Step 2: Convert to fraction form
22,914,829.76/31,623,296.58 = 13,127,165.60/x - Step 3: Cross multiply
22,914,829.76x = 31,623,296.58 × 13,127,165.60 - Step 4: Simplify right side
22,914,829.76x = 415,124,250,865,457.19 - Step 5: Solve for x
x = 415,124,250,865,457.19/22,914,829.76 - Step 6: Final answer
x = 18,115,964.87
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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.