Finding the Fourth Proportional to 26,725,935.40, 40,090,215.30 and 13,971,351.40
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Solution
The fourth proportional to 26,725,935.40, 40,090,215.30 and 13,971,351.40 is: 20,957,713.07
Step by Step Solution
- Step 1: Write the proportion equation
26,725,935.40 : 40,090,215.30 = 13,971,351.40 : x - Step 2: Convert to fraction form
26,725,935.40/40,090,215.30 = 13,971,351.40/x - Step 3: Cross multiply
26,725,935.40x = 40,090,215.30 × 13,971,351.40 - Step 4: Simplify right side
26,725,935.40x = 560,114,485,657,956.38 - Step 5: Solve for x
x = 560,114,485,657,956.38/26,725,935.40 - Step 6: Final answer
x = 20,957,713.07
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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.