Finding the Fourth Proportional to 52,326,867.62, 72,211,077.50 and 29,127,475.08
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Solution
The fourth proportional to 52,326,867.62, 72,211,077.50 and 29,127,475.08 is: 40,195,915.71
Step by Step Solution
- Step 1: Write the proportion equation
52,326,867.62 : 72,211,077.50 = 29,127,475.08 : x - Step 2: Convert to fraction form
52,326,867.62/72,211,077.50 = 29,127,475.08/x - Step 3: Cross multiply
52,326,867.62x = 72,211,077.50 × 29,127,475.08 - Step 4: Simplify right side
52,326,867.62x = 2,103,326,360,235,561.25 - Step 5: Solve for x
x = 2,103,326,360,235,561.25/52,326,867.62 - Step 6: Final answer
x = 40,195,915.71
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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.