Finding the Fourth Proportional to 16,315,280.80, 24,450,875.58 and 6,212,390.56
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Solution
The fourth proportional to 16,315,280.80, 24,450,875.58 and 6,212,390.56 is: 9,310,191.50
Step by Step Solution
- Step 1: Write the proportion equation
16,315,280.80 : 24,450,875.58 = 6,212,390.56 : x - Step 2: Convert to fraction form
16,315,280.80/24,450,875.58 = 6,212,390.56/x - Step 3: Cross multiply
16,315,280.80x = 24,450,875.58 × 6,212,390.56 - Step 4: Simplify right side
16,315,280.80x = 151,898,388,636,926.50 - Step 5: Solve for x
x = 151,898,388,636,926.50/16,315,280.80 - Step 6: Final answer
x = 9,310,191.50
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1.5x scale
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.