Finding the Fourth Proportional to 14,317,592.07, 19,758,280.29 and 7,879,064.07
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Solution
The fourth proportional to 14,317,592.07, 19,758,280.29 and 7,879,064.07 is: 10,873,110.20
Step by Step Solution
- Step 1: Write the proportion equation
14,317,592.07 : 19,758,280.29 = 7,879,064.07 : x - Step 2: Convert to fraction form
14,317,592.07/19,758,280.29 = 7,879,064.07/x - Step 3: Cross multiply
14,317,592.07x = 19,758,280.29 × 7,879,064.07 - Step 4: Simplify right side
14,317,592.07x = 155,676,756,317,928.19 - Step 5: Solve for x
x = 155,676,756,317,928.19/14,317,592.07 - Step 6: Final answer
x = 10,873,110.20
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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.