Finding the Fourth Proportional to 73,774,217.07, 110,183,017.23 and 66,843,849.83
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Solution
The fourth proportional to 73,774,217.07, 110,183,017.23 and 66,843,849.83 is: 99,832,398.76
Step by Step Solution
- Step 1: Write the proportion equation
73,774,217.07 : 110,183,017.23 = 66,843,849.83 : x - Step 2: Convert to fraction form
73,774,217.07/110,183,017.23 = 66,843,849.83/x - Step 3: Cross multiply
73,774,217.07x = 110,183,017.23 × 66,843,849.83 - Step 4: Simplify right side
73,774,217.07x = 7,365,057,056,987,508 - Step 5: Solve for x
x = 7,365,057,056,987,508/73,774,217.07 - Step 6: Final answer
x = 99,832,398.76
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.