Finding the Fourth Proportional to 24,731,913.31, 34,130,587.35 and 13,718,304.25
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Solution
The fourth proportional to 24,731,913.31, 34,130,587.35 and 13,718,304.25 is: 18,931,563.27
Step by Step Solution
- Step 1: Write the proportion equation
24,731,913.31 : 34,130,587.35 = 13,718,304.25 : x - Step 2: Convert to fraction form
24,731,913.31/34,130,587.35 = 13,718,304.25/x - Step 3: Cross multiply
24,731,913.31x = 34,130,587.35 × 13,718,304.25 - Step 4: Simplify right side
24,731,913.31x = 468,213,781,498,501.25 - Step 5: Solve for x
x = 468,213,781,498,501.25/24,731,913.31 - Step 6: Final answer
x = 18,931,563.27
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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.