Finding the Fourth Proportional to 26,130,443.26, 36,062,029.35 and 15,676,851.58
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Solution
The fourth proportional to 26,130,443.26, 36,062,029.35 and 15,676,851.58 is: 21,635,265.66
Step by Step Solution
- Step 1: Write the proportion equation
26,130,443.26 : 36,062,029.35 = 15,676,851.58 : x - Step 2: Convert to fraction form
26,130,443.26/36,062,029.35 = 15,676,851.58/x - Step 3: Cross multiply
26,130,443.26x = 36,062,029.35 × 15,676,851.58 - Step 4: Simplify right side
26,130,443.26x = 565,339,081,793,553.88 - Step 5: Solve for x
x = 565,339,081,793,553.88/26,130,443.26 - Step 6: Final answer
x = 21,635,265.66
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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.