Finding the Fourth Proportional to 6,646,083.65, 9,970,897.64 and 2,386,288.79
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Solution
The fourth proportional to 6,646,083.65, 9,970,897.64 and 2,386,288.79 is: 3,580,069.48
Step by Step Solution
- Step 1: Write the proportion equation
6,646,083.65 : 9,970,897.64 = 2,386,288.79 : x - Step 2: Convert to fraction form
6,646,083.65/9,970,897.64 = 2,386,288.79/x - Step 3: Cross multiply
6,646,083.65x = 9,970,897.64 × 2,386,288.79 - Step 4: Simplify right side
6,646,083.65x = 23,793,441,202,783.52 - Step 5: Solve for x
x = 23,793,441,202,783.52/6,646,083.65 - Step 6: Final answer
x = 3,580,069.48
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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.