Finding the Fourth Proportional to 26,292,862.28, 36,286,027.55 and 14,531,877.63
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Solution
The fourth proportional to 26,292,862.28, 36,286,027.55 and 14,531,877.63 is: 20,055,028.87
Step by Step Solution
- Step 1: Write the proportion equation
26,292,862.28 : 36,286,027.55 = 14,531,877.63 : x - Step 2: Convert to fraction form
26,292,862.28/36,286,027.55 = 14,531,877.63/x - Step 3: Cross multiply
26,292,862.28x = 36,286,027.55 × 14,531,877.63 - Step 4: Simplify right side
26,292,862.28x = 527,304,111,962,749.38 - Step 5: Solve for x
x = 527,304,111,962,749.38/26,292,862.28 - Step 6: Final answer
x = 20,055,028.87
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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.