Finding the Fourth Proportional to 14,292,695.99, 19,724,045.23 and 7,766,325.26
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Solution
The fourth proportional to 14,292,695.99, 19,724,045.23 and 7,766,325.26 is: 10,717,596.65
Step by Step Solution
- Step 1: Write the proportion equation
14,292,695.99 : 19,724,045.23 = 7,766,325.26 : x - Step 2: Convert to fraction form
14,292,695.99/19,724,045.23 = 7,766,325.26/x - Step 3: Cross multiply
14,292,695.99x = 19,724,045.23 × 7,766,325.26 - Step 4: Simplify right side
14,292,695.99x = 153,183,350,684,184.34 - Step 5: Solve for x
x = 153,183,350,684,184.34/14,292,695.99 - Step 6: Final answer
x = 10,717,596.65
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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.