Finding the Fourth Proportional to 70,702,360.72, 106,053,664.08 and 22,183,937.94
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Solution
The fourth proportional to 70,702,360.72, 106,053,664.08 and 22,183,937.94 is: 33,275,945.50
Step by Step Solution
- Step 1: Write the proportion equation
70,702,360.72 : 106,053,664.08 = 22,183,937.94 : x - Step 2: Convert to fraction form
70,702,360.72/106,053,664.08 = 22,183,937.94/x - Step 3: Cross multiply
70,702,360.72x = 106,053,664.08 × 22,183,937.94 - Step 4: Simplify right side
70,702,360.72x = 2,352,687,902,260,327.50 - Step 5: Solve for x
x = 2,352,687,902,260,327.50/70,702,360.72 - Step 6: Final answer
x = 33,275,945.50
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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.