Finding the Fourth Proportional to 10,841,683.65, 16,240,841.37 and 6,521,348.99
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Solution
The fourth proportional to 10,841,683.65, 16,240,841.37 and 6,521,348.99 is: 9,768,980.34
Step by Step Solution
- Step 1: Write the proportion equation
10,841,683.65 : 16,240,841.37 = 6,521,348.99 : x - Step 2: Convert to fraction form
10,841,683.65/16,240,841.37 = 6,521,348.99/x - Step 3: Cross multiply
10,841,683.65x = 16,240,841.37 × 6,521,348.99 - Step 4: Simplify right side
10,841,683.65x = 105,912,194,464,999.72 - Step 5: Solve for x
x = 105,912,194,464,999.72/10,841,683.65 - Step 6: Final answer
x = 9,768,980.34
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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.