Finding the Fourth Proportional to 14,002,946.41, 19,323,588.61 and 7,723,722.53
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Solution
The fourth proportional to 14,002,946.41, 19,323,588.61 and 7,723,722.53 is: 10,658,473.75
Step by Step Solution
- Step 1: Write the proportion equation
14,002,946.41 : 19,323,588.61 = 7,723,722.53 : x - Step 2: Convert to fraction form
14,002,946.41/19,323,588.61 = 7,723,722.53/x - Step 3: Cross multiply
14,002,946.41x = 19,323,588.61 × 7,723,722.53 - Step 4: Simplify right side
14,002,946.41x = 149,250,036,707,508.38 - Step 5: Solve for x
x = 149,250,036,707,508.38/14,002,946.41 - Step 6: Final answer
x = 10,658,473.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.