Finding the Fourth Proportional to 63,559,657.80, 95,340,372.47 and 18,121,452.30
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Solution
The fourth proportional to 63,559,657.80, 95,340,372.47 and 18,121,452.30 is: 27,182,430.99
Step by Step Solution
- Step 1: Write the proportion equation
63,559,657.80 : 95,340,372.47 = 18,121,452.30 : x - Step 2: Convert to fraction form
63,559,657.80/95,340,372.47 = 18,121,452.30/x - Step 3: Cross multiply
63,559,657.80x = 95,340,372.47 × 18,121,452.30 - Step 4: Simplify right side
63,559,657.80x = 1,727,706,011,888,731 - Step 5: Solve for x
x = 1,727,706,011,888,731/63,559,657.80 - Step 6: Final answer
x = 27,182,430.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.