Finding the Fourth Proportional to 26,804,003.20, 40,161,681.60 and 15,424,604.80
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Solution
The fourth proportional to 26,804,003.20, 40,161,681.60 and 15,424,604.80 is: 23,111,401.02
Step by Step Solution
- Step 1: Write the proportion equation
26,804,003.20 : 40,161,681.60 = 15,424,604.80 : x - Step 2: Convert to fraction form
26,804,003.20/40,161,681.60 = 15,424,604.80/x - Step 3: Cross multiply
26,804,003.20x = 40,161,681.60 × 15,424,604.80 - Step 4: Simplify right side
26,804,003.20x = 619,478,066,783,431.75 - Step 5: Solve for x
x = 619,478,066,783,431.75/26,804,003.20 - Step 6: Final answer
x = 23,111,401.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.