Finding the Fourth Proportional to 32,103,671.40, 48,155,507.10 and 20,624,545.80
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Solution
The fourth proportional to 32,103,671.40, 48,155,507.10 and 20,624,545.80 is: 30,936,818.70
Step by Step Solution
- Step 1: Write the proportion equation
32,103,671.40 : 48,155,507.10 = 20,624,545.80 : x - Step 2: Convert to fraction form
32,103,671.40/48,155,507.10 = 20,624,545.80/x - Step 3: Cross multiply
32,103,671.40x = 48,155,507.10 × 20,624,545.80 - Step 4: Simplify right side
32,103,671.40x = 993,185,461,706,175.25 - Step 5: Solve for x
x = 993,185,461,706,175.25/32,103,671.40 - Step 6: Final answer
x = 30,936,818.70
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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.