Finding the Fourth Proportional to 26,576,323.70, 36,680,082.75 and 15,562,430.42
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Solution
The fourth proportional to 26,576,323.70, 36,680,082.75 and 15,562,430.42 is: 21,478,939.00
Step by Step Solution
- Step 1: Write the proportion equation
26,576,323.70 : 36,680,082.75 = 15,562,430.42 : x - Step 2: Convert to fraction form
26,576,323.70/36,680,082.75 = 15,562,430.42/x - Step 3: Cross multiply
26,576,323.70x = 36,680,082.75 × 15,562,430.42 - Step 4: Simplify right side
26,576,323.70x = 570,831,235,413,316.75 - Step 5: Solve for x
x = 570,831,235,413,316.75/26,576,323.70 - Step 6: Final answer
x = 21,478,939.00
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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.