Finding the Fourth Proportional to 17,578,546, 26,367,983.16 and 6,220,920.40
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Solution
The fourth proportional to 17,578,546, 26,367,983.16 and 6,220,920.40 is: 9,331,438.70
Step by Step Solution
- Step 1: Write the proportion equation
17,578,546 : 26,367,983.16 = 6,220,920.40 : x - Step 2: Convert to fraction form
17,578,546/26,367,983.16 = 6,220,920.40/x - Step 3: Cross multiply
17,578,546x = 26,367,983.16 × 6,220,920.40 - Step 4: Simplify right side
17,578,546x = 164,033,124,346,900.47 - Step 5: Solve for x
x = 164,033,124,346,900.47/17,578,546 - Step 6: Final answer
x = 9,331,438.70
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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.