Finding the Fourth Proportional to 21,726,627.17, 29,982,263.40 and 11,803,253.48
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Solution
The fourth proportional to 21,726,627.17, 29,982,263.40 and 11,803,253.48 is: 16,288,227.90
Step by Step Solution
- Step 1: Write the proportion equation
21,726,627.17 : 29,982,263.40 = 11,803,253.48 : x - Step 2: Convert to fraction form
21,726,627.17/29,982,263.40 = 11,803,253.48/x - Step 3: Cross multiply
21,726,627.17x = 29,982,263.40 × 11,803,253.48 - Step 4: Simplify right side
21,726,627.17x = 353,888,254,776,848.75 - Step 5: Solve for x
x = 353,888,254,776,848.75/21,726,627.17 - Step 6: Final answer
x = 16,288,227.90
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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.