Finding the Fourth Proportional to 17,717,628.90, 26,576,443.35 and 17,381,705.70
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Solution
The fourth proportional to 17,717,628.90, 26,576,443.35 and 17,381,705.70 is: 26,072,558.55
Step by Step Solution
- Step 1: Write the proportion equation
17,717,628.90 : 26,576,443.35 = 17,381,705.70 : x - Step 2: Convert to fraction form
17,717,628.90/26,576,443.35 = 17,381,705.70/x - Step 3: Cross multiply
17,717,628.90x = 26,576,443.35 × 17,381,705.70 - Step 4: Simplify right side
17,717,628.90x = 461,943,916,862,422.12 - Step 5: Solve for x
x = 461,943,916,862,422.12/17,717,628.90 - Step 6: Final answer
x = 26,072,558.55
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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.