Finding the Fourth Proportional to 40,772,744.70, 61,159,117.05 and 38,883,176.70
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Solution
The fourth proportional to 40,772,744.70, 61,159,117.05 and 38,883,176.70 is: 58,324,765.05
Step by Step Solution
- Step 1: Write the proportion equation
40,772,744.70 : 61,159,117.05 = 38,883,176.70 : x - Step 2: Convert to fraction form
40,772,744.70/61,159,117.05 = 38,883,176.70/x - Step 3: Cross multiply
40,772,744.70x = 61,159,117.05 × 38,883,176.70 - Step 4: Simplify right side
40,772,744.70x = 2,378,060,755,071,133 - Step 5: Solve for x
x = 2,378,060,755,071,133/40,772,744.70 - Step 6: Final answer
x = 58,324,765.05
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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.