Finding the Fourth Proportional to 17,386,345.40, 26,060,855.70 and 6,599,478.20
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Solution
The fourth proportional to 17,386,345.40, 26,060,855.70 and 6,599,478.20 is: 9,892,133.46
Step by Step Solution
- Step 1: Write the proportion equation
17,386,345.40 : 26,060,855.70 = 6,599,478.20 : x - Step 2: Convert to fraction form
17,386,345.40/26,060,855.70 = 6,599,478.20/x - Step 3: Cross multiply
17,386,345.40x = 26,060,855.70 × 6,599,478.20 - Step 4: Simplify right side
17,386,345.40x = 171,988,049,065,495.75 - Step 5: Solve for x
x = 171,988,049,065,495.75/17,386,345.40 - Step 6: Final answer
x = 9,892,133.46
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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.