Finding the Fourth Proportional to 5,352,793.07, 7,386,860.48 and 2,905,403.53
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Solution
The fourth proportional to 5,352,793.07, 7,386,860.48 and 2,905,403.53 is: 4,009,460.16
Step by Step Solution
- Step 1: Write the proportion equation
5,352,793.07 : 7,386,860.48 = 2,905,403.53 : x - Step 2: Convert to fraction form
5,352,793.07/7,386,860.48 = 2,905,403.53/x - Step 3: Cross multiply
5,352,793.07x = 7,386,860.48 × 2,905,403.53 - Step 4: Simplify right side
5,352,793.07x = 21,461,810,519,580.03 - Step 5: Solve for x
x = 21,461,810,519,580.03/5,352,793.07 - Step 6: Final answer
x = 4,009,460.16
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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.