Finding the Fourth Proportional to 6,900,718.08, 9,523,029.99 and 4,001,830.14
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Solution
The fourth proportional to 6,900,718.08, 9,523,029.99 and 4,001,830.14 is: 5,522,548.23
Step by Step Solution
- Step 1: Write the proportion equation
6,900,718.08 : 9,523,029.99 = 4,001,830.14 : x - Step 2: Convert to fraction form
6,900,718.08/9,523,029.99 = 4,001,830.14/x - Step 3: Cross multiply
6,900,718.08x = 9,523,029.99 × 4,001,830.14 - Step 4: Simplify right side
6,900,718.08x = 38,109,548,438,105.90 - Step 5: Solve for x
x = 38,109,548,438,105.90/6,900,718.08 - Step 6: Final answer
x = 5,522,548.23
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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.