Finding the Fourth Proportional to 12,704,614.13, 17,532,478.42 and 6,903,395.73
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Solution
The fourth proportional to 12,704,614.13, 17,532,478.42 and 6,903,395.73 is: 9,526,746.38
Step by Step Solution
- Step 1: Write the proportion equation
12,704,614.13 : 17,532,478.42 = 6,903,395.73 : x - Step 2: Convert to fraction form
12,704,614.13/17,532,478.42 = 6,903,395.73/x - Step 3: Cross multiply
12,704,614.13x = 17,532,478.42 × 6,903,395.73 - Step 4: Simplify right side
12,704,614.13x = 121,033,636,643,686.67 - Step 5: Solve for x
x = 121,033,636,643,686.67/12,704,614.13 - Step 6: Final answer
x = 9,526,746.38
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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.