Finding the Fourth Proportional to 5,574,117.12, 7,692,363.36 and 3,127,269.12
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Solution
The fourth proportional to 5,574,117.12, 7,692,363.36 and 3,127,269.12 is: 4,315,677.24
Step by Step Solution
- Step 1: Write the proportion equation
5,574,117.12 : 7,692,363.36 = 3,127,269.12 : x - Step 2: Convert to fraction form
5,574,117.12/7,692,363.36 = 3,127,269.12/x - Step 3: Cross multiply
5,574,117.12x = 7,692,363.36 × 3,127,269.12 - Step 4: Simplify right side
5,574,117.12x = 24,056,090,395,547.45 - Step 5: Solve for x
x = 24,056,090,395,547.45/5,574,117.12 - Step 6: Final answer
x = 4,315,677.24
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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.