Finding the Fourth Proportional to 10,626,071.04, 15,939,051.99 and 4,149,803.93
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Solution
The fourth proportional to 10,626,071.04, 15,939,051.99 and 4,149,803.93 is: 6,224,684.57
Step by Step Solution
- Step 1: Write the proportion equation
10,626,071.04 : 15,939,051.99 = 4,149,803.93 : x - Step 2: Convert to fraction form
10,626,071.04/15,939,051.99 = 4,149,803.93/x - Step 3: Cross multiply
10,626,071.04x = 15,939,051.99 × 4,149,803.93 - Step 4: Simplify right side
10,626,071.04x = 66,143,940,493,319.30 - Step 5: Solve for x
x = 66,143,940,493,319.30/10,626,071.04 - Step 6: Final answer
x = 6,224,684.57
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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.