Finding the Fourth Proportional to 5,014,496.07, 6,920,032.19 and 2,722,656.76
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Solution
The fourth proportional to 5,014,496.07, 6,920,032.19 and 2,722,656.76 is: 3,757,281.32
Step by Step Solution
- Step 1: Write the proportion equation
5,014,496.07 : 6,920,032.19 = 2,722,656.76 : x - Step 2: Convert to fraction form
5,014,496.07/6,920,032.19 = 2,722,656.76/x - Step 3: Cross multiply
5,014,496.07x = 6,920,032.19 × 2,722,656.76 - Step 4: Simplify right side
5,014,496.07x = 18,840,872,390,607.74 - Step 5: Solve for x
x = 18,840,872,390,607.74/5,014,496.07 - Step 6: Final answer
x = 3,757,281.32
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1.5x scale
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.