Finding the Fourth Proportional to 35,379,638.10, 48,823,802.73 and 19,909,723.50
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Solution
The fourth proportional to 35,379,638.10, 48,823,802.73 and 19,909,723.50 is: 27,475,363.37
Step by Step Solution
- Step 1: Write the proportion equation
35,379,638.10 : 48,823,802.73 = 19,909,723.50 : x - Step 2: Convert to fraction form
35,379,638.10/48,823,802.73 = 19,909,723.50/x - Step 3: Cross multiply
35,379,638.10x = 48,823,802.73 × 19,909,723.50 - Step 4: Simplify right side
35,379,638.10x = 972,068,412,572,845.12 - Step 5: Solve for x
x = 972,068,412,572,845.12/35,379,638.10 - Step 6: Final answer
x = 27,475,363.37
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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.