Finding the Fourth Proportional to 26,471,802.09, 36,525,420.27 and 15,453,551.55
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Solution
The fourth proportional to 26,471,802.09, 36,525,420.27 and 15,453,551.55 is: 21,322,593.12
Step by Step Solution
- Step 1: Write the proportion equation
26,471,802.09 : 36,525,420.27 = 15,453,551.55 : x - Step 2: Convert to fraction form
26,471,802.09/36,525,420.27 = 15,453,551.55/x - Step 3: Cross multiply
26,471,802.09x = 36,525,420.27 × 15,453,551.55 - Step 4: Simplify right side
26,471,802.09x = 564,447,465,027,860 - Step 5: Solve for x
x = 564,447,465,027,860/26,471,802.09 - Step 6: Final answer
x = 21,322,593.12
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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.