Finding the Fourth Proportional to 9,470,539.60, 14,206,316.52 and 2,993,122.18
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Solution
The fourth proportional to 9,470,539.60, 14,206,316.52 and 2,993,122.18 is: 4,489,843.54
Step by Step Solution
- Step 1: Write the proportion equation
9,470,539.60 : 14,206,316.52 = 2,993,122.18 : x - Step 2: Convert to fraction form
9,470,539.60/14,206,316.52 = 2,993,122.18/x - Step 3: Cross multiply
9,470,539.60x = 14,206,316.52 × 2,993,122.18 - Step 4: Simplify right side
9,470,539.60x = 42,521,241,072,112.41 - Step 5: Solve for x
x = 42,521,241,072,112.41/9,470,539.60 - Step 6: Final answer
x = 4,489,843.54
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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.