Finding the Fourth Proportional to 20,564,686.77, 30,840,819.06 and 6,183,937.05
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Solution
The fourth proportional to 20,564,686.77, 30,840,819.06 and 6,183,937.05 is: 9,274,037.86
Step by Step Solution
- Step 1: Write the proportion equation
20,564,686.77 : 30,840,819.06 = 6,183,937.05 : x - Step 2: Convert to fraction form
20,564,686.77/30,840,819.06 = 6,183,937.05/x - Step 3: Cross multiply
20,564,686.77x = 30,840,819.06 × 6,183,937.05 - Step 4: Simplify right side
20,564,686.77x = 190,717,683,637,480.16 - Step 5: Solve for x
x = 190,717,683,637,480.16/20,564,686.77 - Step 6: Final answer
x = 9,274,037.86
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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.