Finding the Fourth Proportional to 19,906,266.34, 27,465,096.14 and 12,838,869.07
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Solution
The fourth proportional to 19,906,266.34, 27,465,096.14 and 12,838,869.07 is: 17,714,058.84
Step by Step Solution
- Step 1: Write the proportion equation
19,906,266.34 : 27,465,096.14 = 12,838,869.07 : x - Step 2: Convert to fraction form
19,906,266.34/27,465,096.14 = 12,838,869.07/x - Step 3: Cross multiply
19,906,266.34x = 27,465,096.14 × 12,838,869.07 - Step 4: Simplify right side
19,906,266.34x = 352,620,773,251,711.12 - Step 5: Solve for x
x = 352,620,773,251,711.12/19,906,266.34 - Step 6: Final answer
x = 17,714,058.84
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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.