Finding the Fourth Proportional to 26,753,400.88, 36,918,457.68 and 15,151,047.42
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Solution
The fourth proportional to 26,753,400.88, 36,918,457.68 and 15,151,047.42 is: 20,907,745.73
Step by Step Solution
- Step 1: Write the proportion equation
26,753,400.88 : 36,918,457.68 = 15,151,047.42 : x - Step 2: Convert to fraction form
26,753,400.88/36,918,457.68 = 15,151,047.42/x - Step 3: Cross multiply
26,753,400.88x = 36,918,457.68 × 15,151,047.42 - Step 4: Simplify right side
26,753,400.88x = 559,353,302,982,943.19 - Step 5: Solve for x
x = 559,353,302,982,943.19/26,753,400.88 - Step 6: Final answer
x = 20,907,745.73
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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.